1. Earth: An Introduction to Physical Geology (Choice)
   Author: Tarbuck
   13th edition ISBN 9780135188316
   New Retail Price: 272.50, Used Retail Price: 204.50, New Rental Fee: 218.00, Used Rental Fee: 114.45.
2. Physical Geology (Choice)
   Author: Plummer
   15th edition ISBN 9780078096105
   New Retail Price: 157.00, Used Retail Price: 117.75, New Rental Fee: 0.00, Used Rental Fee: 39.25.
3. Earth (Choice)
   Author: Tarbuck
   13th edition ISBN 9780135209684
   New Retail Price: 116.25, Used Retail Price: 0.00. This is not a Rental Title. eBook Type: Web. eBook format: BryteWave Format.