APA Edition Citation

Botkin, D. B., & Keller, E. A. (2012). Environmental Science (8.).

Chicago Edition Citation

Botkin, Daniel B., and Edward A. Keller. Environmental Science. 8. NewYork, JhonWiley & Sons, 2012.

MLA Edition Citation

Botkin, Daniel B., and Edward A. Keller. Environmental Science. 8. 2012.

Warning: These citations may not always be 100% accurate.