APA (7th ed.) Citation

Cunningham, W. P., & Cunningham, M. A. (2013). Principles of environmental science: Inquiry & applications (7th ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Cunningham, William P., and Mary Ann Cunningham. Principles of Environmental Science: Inquiry & Applications. 7th ed. New York, NY: McGraw-Hill, 2013.

MLA (9th ed.) Citation

Cunningham, William P., and Mary Ann Cunningham. Principles of Environmental Science: Inquiry & Applications. 7th ed. McGraw-Hill, 2013.