APA-Zitierstil (7. Ausg.)

Cunningham, W. P., & Cunningham, M. A. (2017). Principles of environmental science: Inquiry & application (Eighth editon.). McGraw-Hill Education.

Chicago-Zitierstil (17. Ausg.)

Cunningham, William P., und Mary Ann Cunningham. Principles of Environmental Science: Inquiry & Application. Eighth editon. New York, NY: McGraw-Hill Education, 2017.

MLA-Zitierstil (9. Ausg.)

Cunningham, William P., und Mary Ann Cunningham. Principles of Environmental Science: Inquiry & Application. Eighth editon. McGraw-Hill Education, 2017.