APA Edition Citation

Botkin, D. B., & Keller, E. A. (2009). Environmental Science (7th ed.). Wiley ; John Wiley & Sons.

Chicago Edition Citation

Botkin, Daniel B., and Edward A. Keller. Environmental Science. 7th ed. Hoboken, N.J. : Chichester: Wiley ; John Wiley & Sons, 2009.

MLA Edition Citation

Botkin, Daniel B., and Edward A. Keller. Environmental Science. 7th ed. Wiley ; John Wiley & Sons, 2009.