2 Courses / 40 Classes found

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MAT231: Calculus with Analytic Geometry II – 4 credits

Techniques of integration for both proper and improper integrals with applications to the physical and social sciences, elements of analytic geometry, and the analysis of sequences and series. Note: Student may receive credit for only one of the following: MAT230 or MAT231. Prerequisites: A grade of C or better in MAT220, or MAT221, or equivalent.

General Education Designations: MA

Class# Location Delivery Dates Days Times Instructors Availability
29015
Mesa: Dobson Campus
MS 101
In Person
08/2212/16
Fall 2022
M,Tu,W,Th
10:00AM – 10:50AM
  • A. Avilez
Open
6 of 24 Seats Available
29016
Mesa: Dobson Campus
MS 101
In Person
08/2212/16
Fall 2022
M,Tu,W,Th
12:00PM – 12:50PM
  • A. Avilez
Open
3 of 24 Seats Available
29034
Mesa: Red Mountain Campus
RDM Palo Verde Room PV208
In Person
08/2212/16
Fall 2022
M,W
7:10PM – 8:50PM
  • J. Huber
Open
7 of 24 Seats Available
33831
Estrella Mountain
Montezuma Science Lab Rm 120
In Person
08/2312/16
Fall 2022
Tu,Th
8:25AM – 10:05AM
  • J. Shannon
Open
12 of 24 Seats Available
    • Notes: Learning Community Concurrent Enrollment Required in MAT231 #33831, PHY131-LEC #34460, and PHY131-LAB #34461
      Calculus and Physics for STEM Majors, primarily in engineering: This accelerated and fully integrated learning community is highly recommended for engineering and physics majors. Students will learn how to transition between the two disciplines, work in teams, build strong communication and writing abilities, along with learning how to critically think. Students will also be able to finish their physics sequence a semester early.

      Additional information about MAT/PHY learning communities: https://vimeo.com/200244980
      Learning Community
      Learning Community Concurrent Enrollment Required in MAT231 #33831, PHY131-LEC #34460, and PHY131-LAB #34461.
    • Additional Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
  • This class does not require any books
20655
South Mountain
LRC 103
Hybrid Virtual
08/2312/16
Fall 2022
Tu,Th
11:00AM – 12:40PM
  • T. Steele Jr
Open
6 of 20 Seats Available
    • Notes: My Math Lab Access Code is required. You may purchase your access code through the bookstore or your teacher will give you instructions in the first class on how to purchase your code online.
      Graphing Technology required for MAT 231.
      MAT Course Fee: $10
      Students are required to download and use Respondus LockDown Browser + Monitor which requires a webcam and microphone. Chromebooks do not support this software.
      Labor Day Observed Monday, Sept. 5th - CAMPUS CLOSED
      Veteran’s Day – CAMPUS CLOSED
      Thanksgiving Holiday – CAMPUS CLOSED Thur/Fri
29680
Mesa
Live Online
Live Online
08/2312/16
Fall 2022
Tu,Th
12:30PM – 2:10PM
  • J. Pitts
Closed
No Seats Available
    • Notes: Live Online classes have sessions that meet online on specific days and times. Attendance in these sessions will be at the discretion of the instructor, and additional work will be required on the student’s own time. Access to a computer or mobile device with Internet connection is required.

      Before enrolling in their first online class at MCC, students need to view the online orientation and complete the readiness survey on https://www.mesacc.edu/online/get-started for additional information.
      Class 29680 Students may contact instructor at: jan.pitts@mesacc.edu
      Class 29680 costs include MAT Course Fee: $5
    • Additional Notes: This class may require a graphing calculator and/or online software package, such as MyMathLab, that may result in an additional cost to the student. Some instructors allow the use of the online textbook that accompanies the online software package in lieu of a physical textbook. Contact your instructor for details. All students must meet the MCC Mathematics Department prerequisite requirements for each class. See http://www.mesacc.edu/departments/mathematics-computer-science/mathematics/resources/ for department policies.

      It is highly encouraged that you attend the FREE MCC Calculus Boot Camp that occurs prior to the beginning of the semester. Participants will review key skills necessary for success; participants will be better prepared for their course. Visit https://www.mesacc.edu/students/foundations-student-success/boot-camps for more information and to register.
29035
Mesa: Dobson Campus
MC 120
In Person
08/2312/16
Fall 2022
Tu,Th
7:10PM – 8:50PM
  • A. Peyravi
Open
8 of 24 Seats Available
    • Notes: All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
      Class 29035 costs include MAT Course Fee: $5
    • Additional Notes: This class may require a graphing calculator and/or online software package, such as MyMathLab, that may result in an additional cost to the student. Some instructors allow the use of the online textbook that accompanies the online software package in lieu of a physical textbook. Contact your instructor for details. All students must meet the MCC Mathematics Department prerequisite requirements for each class. See http://www.mesacc.edu/departments/mathematics-computer-science/mathematics/resources/ for department policies.

      It is highly encouraged that you attend the FREE MCC Calculus Boot Camp that occurs prior to the beginning of the semester. Participants will review key skills necessary for success; participants will be better prepared for their course. Visit https://www.mesacc.edu/students/foundations-student-success/boot-camps for more information and to register.
  • This class does not require any books
12425
Chandler-Gilbert
CGCC Online
Online
08/2212/16
Fall 2022
N/A
N/A
  • A. Jeanson
Open
2 of 26 Seats Available
    • Additional Notes: CGCC Note: Access to graphing and web based math technology is required for this class. Free, online mathematics technology such as Desmos, WolframAlpha, GeoGebra or other, are strongly recommended, though handheld TI graphing calculators are permitted. More details will be shared in each course syllabus or on the first day of class.
  • This class does not require any books
12426
Chandler-Gilbert
CGCC Online
Online
08/2212/16
Fall 2022
N/A
N/A
  • A. Strom
Closed
No Seats Available
    • Additional Notes: CGCC Note: Access to graphing and web based math technology is required for this class. Free, online mathematics technology such as Desmos, WolframAlpha, GeoGebra or other, are strongly recommended, though handheld TI graphing calculators are permitted. More details will be shared in each course syllabus or on the first day of class.
  • This class does not require any books
30093
Mesa
Online Course
Online
08/2212/16
Fall 2022
N/A
N/A
  • J. Seims
Open
2 of 25 Seats Available
    • Notes: This is an Online class that does not meet at specific class times. Students are required to have access to a computer or mobile device, and Internet access, unless otherwise specified.

      Before enrolling in their first online class at MCC, students need to view the online orientation and complete the readiness survey on https://www.mesacc.edu/online/get-started for additional information.
      Class 30093 Students may contact instructor at: john.seims@mesacc.edu
      Class 30093 costs include MAT Course Fee: $5
    • Additional Notes: This class may require a graphing calculator and/or online software package, such as MyMathLab, that may result in an additional cost to the student. Some instructors allow the use of the online textbook that accompanies the online software package in lieu of a physical textbook. Contact your instructor for details. All students must meet the MCC Mathematics Department prerequisite requirements for each class. See http://www.mesacc.edu/departments/mathematics-computer-science/mathematics/resources/ for department policies.

      It is highly encouraged that you attend the FREE MCC Calculus Boot Camp that occurs prior to the beginning of the semester. Participants will review key skills necessary for success; participants will be better prepared for their course. Visit https://www.mesacc.edu/students/foundations-student-success/boot-camps for more information and to register.
  • Textbook info pending
19250
Phoenix
ONLINE CANVAS
Online
08/2412/16
Fall 2022
N/A
N/A
  • D. Hirsch
Open
1 of 20 Seats Available
    • Notes: All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
      Online classes are conducted entirely over the internet, require two proctored exams, and daily logging into your course. These courses have specific deadlines. Students should be self-directed and independent learners. Students are required to have access to a computer or tablet, internet access, a webcam, speaker, and microphone. Before enrolling in this class at PC, view the online orientation and complete the readiness survey on https://www.phoenixcollege.edu/academics/pc-online/success-strategies for additional information.
      Class 19250 costs include MAT Course Fee: $10
    • Additional Notes: Check with instructor or department before purchasing course materials, including graphing calculators.
      For more information, please visit https://www.phoenixcollege.edu/programs/mathematics
  • This class does not require any books
21675
Rio Salado
Online Class
Online : You can start on any Monday between dates:
08/2210/10
Fall 2022
N/A
N/A
  • R. Rosenthal
Open
16 of 35 Seats Available
    • Notes: Fourteen (14) Week Class
      8-week class option available
      Textbook Savings Program
    • Additional Notes: A graphing calculator is required for this course. Texas Instruments model TI-83, 83 Plus, 84 or 84 Plus, is strongly recommended. The textbook must be purchased through the Rio Salado bookstore where it is bundled with the MyMathLab access code. The MyMathLab access code is required to take this course.
21682
Rio Salado
Online Class
Online : You can start on any Monday between dates:
10/1712/05
Fall 2022
N/A
N/A
  • R. Rosenthal
Open
34 of 35 Seats Available
    • Notes: Fourteen (14) Week Class
      8-week class option available
      Textbook Savings Program
    • Additional Notes: A graphing calculator is required for this course. Texas Instruments model TI-83, 83 Plus, 84 or 84 Plus, is strongly recommended. The textbook must be purchased through the Rio Salado bookstore where it is bundled with the MyMathLab access code. The MyMathLab access code is required to take this course.
32602
Scottsdale
On Your Time Online
Online
08/2212/16
Fall 2022
N/A
N/A
  • P. Clark
Open
1 of 24 Seats Available
    • Notes: ONLINE CLASS. All classwork can be completed entirely online.
      A graphing calculator is required for this course. A TI-83 or TI-84 is strongly recommended. Calculators with a CAS (Computer Algebra System) are not allowed.
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
  • This class does not require any books
32746
Scottsdale
On Your Time Online
Online
10/2412/16
Fall 2022
N/A
N/A
  • P. Clark
Open
11 of 20 Seats Available
    • Notes: ONLINE CLASS. All classwork can be completed entirely online.
      A graphing calculator is required for this course. A TI-83 or TI-84 is strongly recommended. Calculators with a CAS (Computer Algebra System) are not allowed.
      This class meets for an 8-week period during the full length semester. Students should expect an increased amount of work each week during the 8 weeks as compared to the same class offered in the full semester. Students are encouraged to work with an academic advisor to be sure their course load is balanced over the course of a given semester.
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
  • This class does not require any books
32857
Scottsdale
On Your Time Online
Online
09/0612/16
Fall 2022
N/A
N/A
  • A. Jesse
Open
13 of 24 Seats Available
    • Notes: ONLINE CLASS. All classwork can be completed entirely online.
      A graphing calculator is required for this course. A TI-83 or TI-84 is strongly recommended. Calculators with a CAS (Computer Algebra System) are not allowed.
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
  • This class does not require any books

MAT230: Calculus with Analytic Geometry II – 5 credits

Techniques of integration for both proper and improper integrals with applications to the physical and social sciences, elements of analytic geometry, and the analysis of sequences and series. Note: Students may receive credit for only one of the following: MAT230 or MAT231. Prerequisites: A grade of C or better in MAT220, or MAT221, or equivalent.

General Education Designations: MA

Class# Location Delivery Dates Days Times Instructors Availability
14830
Glendale
MA 104
In Person
08/2212/16
Fall 2022
M,Tu,W,Th,F
10:00AM – 10:50AM
  • W. Kimball
Open
1 of 18 Seats Available
    • Notes: For Honors students only.
      In-Person Class
      Class meets face-to-face on campus at the designated days and times.
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
      Class 14830 costs include MAT Course Fee: $5
  • This class does not require any books
14712
Glendale
MA 104
In Person
08/2212/16
Fall 2022
M,Tu,W,Th,F
10:00AM – 10:50AM
  • W. Kimball
Closed
No Seats Available
    • Notes: In-Person Class
      Class meets face-to-face on campus at the designated days and times.
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
      Class 14712 costs include MAT Course Fee: $5
  • This class does not require any books
28215
Chandler-Gilbert: Pecos Campus
Pecos Jacaranda Hall Rm 103
In Person
08/2212/16
Fall 2022
M,W
8:30AM – 10:35AM
  • D. Ledin
Open
2 of 21 Seats Available
    • Additional Notes: CGCC Note: Access to graphing and web based math technology is required for this class. Free, online mathematics technology such as Desmos, WolframAlpha, GeoGebra or other, are strongly recommended, though handheld TI graphing calculators are permitted. More details will be shared in each course syllabus or on the first day of class.
  • This class does not require any books
14643
Glendale
MA 119
In Person
08/2212/16
Fall 2022
M,W
10:00AM – 12:15PM
  • J. Kruse
Open
4 of 24 Seats Available
    • Notes: In-Person Class
      Class meets face-to-face on campus at the designated days and times.
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
      Class 14643 costs include MAT Course Fee: $5
  • This class does not require any books
16884
Paradise Valley
Q 301 - Classroom
In Person
08/2212/16
Fall 2022
M,W
10:30AM – 12:45PM
  • J. Henderson
Open
17 of 32 Seats Available
28214
Chandler-Gilbert: Williams Campus
Williams Baylor Hall Rm 130
In Person
08/2212/16
Fall 2022
M,W
12:40PM – 2:45PM
  • D. Ledin
Open
15 of 27 Seats Available
    • Notes: Meets at the Williams Campus
    • Additional Notes: CGCC Note: Access to graphing and web based math technology is required for this class. Free, online mathematics technology such as Desmos, WolframAlpha, GeoGebra or other, are strongly recommended, though handheld TI graphing calculators are permitted. More details will be shared in each course syllabus or on the first day of class.
  • This class does not require any books
14822
Glendale
MA 106
In Person
08/2212/16
Fall 2022
M,W
4:40PM – 7:00PM
  • R. Kostick
Open
1 of 24 Seats Available
18877
Phoenix
B201
In Person
08/2212/16
Fall 2022
M,W
4:40PM – 6:55PM
  • P. Miller
Open
2 of 15 Seats Available
    • Notes: All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
      Class 18877 costs include MAT Course Fee: $10
    • Additional Notes: Check with instructor or department before purchasing course materials, including graphing calculators.
      For more information, please visit https://www.phoenixcollege.edu/programs/mathematics
  • This class does not require any books
33832
Estrella Mountain
Ocotillo LearnStudio 106
In Person
08/2212/16
Fall 2022
M,W,F
10:25AM – 11:50AM
  • S. Stefan
Open
14 of 32 Seats Available
    • Notes: Class 33832 costs include MAT Course Fee: $5
    • Additional Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
  • This class does not require any books
14701
Glendale: North Campus
GCC North A 111
Hybrid
08/2312/16
Fall 2022
Tu,Th
8:00AM – 9:50AM
  • W. Kehowski
Open
5 of 19 Seats Available
    • Notes: HYBRID
      Class meets in-person on campus on the designated days and times. Additional work will be required online.
      Held at GCC North: 5727 West Happy Valley Road.
      Course fee includes the cost of Cengage materials which will be distributed to students on the first day of class.
      Class 14701 costs include MAT Course Fee: $36
32468
Scottsdale
CIS/Math Bldg. CM 465
In Person
09/0612/16
Fall 2022
Tu,Th
9:30AM – 11:55AM
  • G. Tarr
Open
11 of 24 Seats Available
    • Notes: A graphing calculator is required for this course. A TI-83 or TI-84 is strongly recommended. Calculators with a CAS (Computer Algebra System) are not allowed.
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
  • This class does not require any books
19168
Phoenix
B201
Hybrid
08/2312/16
Fall 2022
Tu,Th
10:00AM – 11:50AM
  • P. Miller
Open
7 of 15 Seats Available
    • Notes: All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
      Hybrid class incorporating both online and classroom activities.
      Hybrid classes incorporate multiple methods of learning including in person and online activities. This means your responsibilities will be divided between in person and online activities. In person attendance is mandatory. Students are required to have access to a computer or tablet, internet access, a webcam, speaker, and microphone. Before enrolling in this class at PC, view the online orientation and complete the readiness survey on https://www.phoenixcollege.edu/academics/pc-online/success-strategies for additional information.
      Class 19168 costs include MAT Course Fee: $10
    • Additional Notes: Check with instructor or department before purchasing course materials, including graphing calculators.
      For more information, please visit https://www.phoenixcollege.edu/programs/mathematics
  • This class does not require any books
33815
Estrella Mountain
Ocotillo LearnStudio 106
In Person
08/2312/16
Fall 2022
Tu,Th
10:40AM – 12:45PM
  • F. Posta
Open
13 of 32 Seats Available
    • Notes: Class 33815 costs include MAT Course Fee: $5
    • Additional Notes: Graphing Calculator Required
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
  • This class does not require any books
28217
Chandler-Gilbert: Pecos Campus
Pecos Agave Hall Rm 1351
In Person
08/2312/16
Fall 2022
Tu,Th
11:15AM – 1:20PM
  • A. Flores
Open
16 of 27 Seats Available
    • Additional Notes: CGCC Note: Access to graphing and web based math technology is required for this class. Free, online mathematics technology such as Desmos, WolframAlpha, GeoGebra or other, are strongly recommended, though handheld TI graphing calculators are permitted. More details will be shared in each course syllabus or on the first day of class.
  • This class does not require any books
10642
GateWay
IE Bldg - Classroom 2212
Hybrid
08/2312/15
Fall 2022
Tu,Th
12:30PM – 2:00PM
  • S. Ruth
Open
14 of 30 Seats Available
    • Notes: All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).

      A note from the instructor: Our Calculus II class is being offered as a HyFlex class at GateWay, which means any student who enrolls can participate in the class in one of three ways:

      1. You can attend the class in person on campus on Tuesdays and Thursdays from 12:30pm to 2pm.

      2. You can attend the class via livestream through Google Meet on Tuesdays and Thursdays from 12:30pm to 2pm.

      3. You can watch the class recordings that will be posted immediately after each live class meeting as your schedule allows.

      If you have any questions or concerns, please reach out to me at shannon.ruth@gatewaycc.edu. I look forward to working with you in our HyFlex course!
  • This class does not require any books
17095
Paradise Valley
Q 305 - Math Computer Room
In Person
08/2312/16
Fall 2022
Tu,Th
1:00PM – 3:15PM
  • D. Dwork
Open
13 of 32 Seats Available
32005
Scottsdale
CIS/Math Bldg. CM 460
Hybrid
09/0612/16
Fall 2022
Tu,Th
5:00PM – 6:30PM
  • P. Clark
Open
15 of 28 Seats Available
    • Notes: HYFLEX HYBRID CLASS. Students have the flexibility to choose between In-Person, Live Online, or Online instruction for each class session throughout the semester. Additional online work outside of these class sessions is required.
      A graphing calculator is required for this course. A TI-83 or TI-84 is strongly recommended. Calculators with a CAS (Computer Algebra System) are not allowed.
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
  • This class does not require any books
17615
Paradise Valley
LiveOnline
Live Online
08/2312/16
Fall 2022
Tu,Th
5:30PM – 7:45PM
  • R. Strong
Open
16 of 23 Seats Available
    • Notes: All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
      Live Online courses meet with the instructor via the internet at regularly scheduled dates and times set in the schedule. Students will be required to use online virtual meeting software (Google Hangouts or WebEx, both of which require a camera). This "Live Online" experience approximates the regular in-person class experience. Attendance at online sessions will be expected according to the instructor's attendance policy, which will be stated in the syllabus.

      Online courses require reliable internet access. If you have not taken an online course or used the Canvas Classroom, go to https://www.paradisevalley.edu/academics/distance-learning/online-briefing to read the Online Briefing and take the tutorial. Contact the PVCC Technology Help Desk for more information at 602.787.7780.
    • Additional Notes: The textbook for this class can be accessed for free at https://openstax.org/subjects/math. A print copy is not required.
36138
Glendale
Live Online Instruction
Live Online
08/2312/16
Fall 2022
Tu,Th
7:10PM – 9:30PM
  • K. Fitzgerald
Open
3 of 19 Seats Available
    • Notes: LIVE ONLINE
      Class requires your attendance in virtual sessions that meet on designated days and times. Attendance in scheduled live online sessions is mandatory. Additional work may be required online. Students are required to have access to a computer/mobile device and reliable Internet access, and a webcam may be necessary for specific classes.
      Class 36138 costs include MAT Course Fee: $36
35685
Chandler-Gilbert: Pecos Campus
Pecos Cholla Hall Rm 208
Hybrid
08/2412/16
Fall 2022
W
1:00PM – 3:05PM
  • A. Strom
Open
8 of 30 Seats Available
    • Notes: Hybrid classes combine a reduced amount of scheduled classroom time with required out-of-class learning activities, typically conducted online.
    • Additional Notes: CGCC Note: Access to graphing and web based math technology is required for this class. Free, online mathematics technology such as Desmos, WolframAlpha, GeoGebra or other, are strongly recommended, though handheld TI graphing calculators are permitted. More details will be shared in each course syllabus or on the first day of class.
  • This class does not require any books
35246
Scottsdale
On Your Time Online
Online
09/0612/16
Fall 2022
N/A
N/A
  • G. Tarr
Open
11 of 24 Seats Available
    • Notes: ONLINE CLASS. All classwork can be completed entirely online.
      A graphing calculator is required for this course. A TI-83 or TI-84 is strongly recommended. Calculators with a CAS (Computer Algebra System) are not allowed.
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
  • This class does not require any books
14679
Glendale
Online Class
Online
08/2212/16
Fall 2022
N/A
N/A
  • M. Weber
Closed
No Seats Available
    • Notes: ONLINE
      Online classes are completely asynchronous but may include optional synchronous components such as review sessions, office hours, etc.

      Students are required to have access to a computer/mobile device and Internet access, and a webcam may be necessary for specific classes.

      Students are required to submit an initial assignment due within the first few days of class.

      For information about how to get started, go to https://www.gccaz.edu/online/readiness. Click 'Canvas' link in column on the left and then click 'Log in to Canvas': https://learn.maricopa.edu
      ProctorU
      This class requires online proctoring. Students are required to have a computer with Internet access, a microphone, and a webcam. Additional cost may be required.  
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
      Class 14679 costs include MAT Course Fee: $5
  • This class does not require any books
32621
Scottsdale
On Your Time Online
Online
08/2212/16
Fall 2022
N/A
N/A
  • P. Clark
Closed
No Seats Available
    • Notes: ONLINE CLASS. All classwork can be completed entirely online.
      A graphing calculator is required for this course. A TI-83 or TI-84 is strongly recommended. Calculators with a CAS (Computer Algebra System) are not allowed.
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
  • This class does not require any books
32745
Scottsdale
On Your Time Online
Online
10/2412/16
Fall 2022
N/A
N/A
  • P. Clark
Open
11 of 20 Seats Available
    • Notes: ONLINE CLASS. All classwork can be completed entirely online.
      A graphing calculator is required for this course. A TI-83 or TI-84 is strongly recommended. Calculators with a CAS (Computer Algebra System) are not allowed.
      This class meets for an 8-week period during the full length semester. Students should expect an increased amount of work each week during the 8 weeks as compared to the same class offered in the full semester. Students are encouraged to work with an academic advisor to be sure their course load is balanced over the course of a given semester.
      All textbook and course materials available at no or low cost (<$40) - may include OER (Open Educational Resources).
  • This class does not require any books