APA (7th ed.) Citation

Cunningham, W. P., & Cunningham, M. A. (2017). Principles of Environmental Science: Inquiry & applications (8th ed.). Mcgraw-Hill.

Chicago Style (17th ed.) Citation

Cunningham, William P., and Mary Ann Cunningham. Principles of Environmental Science: Inquiry & Applications. 8th ed. New york: Mcgraw-Hill, 2017.

MLA (9th ed.) Citation

Cunningham, William P., and Mary Ann Cunningham. Principles of Environmental Science: Inquiry & Applications. 8th ed. Mcgraw-Hill, 2017.