APA način citiranja

Botkin, D. B., & Keller, E. A. (2000). Environmental science: Earth as a living planet (3rd ed.). New York: J. Wiley.

Čikaški stil citiranja

Botkin, Daniel B., i Edward A. Keller. Environmental Science: Earth As a Living Planet. 3rd ed. New York: J. Wiley, 2000.

MLA način citiranja

Botkin, Daniel B., i Edward A. Keller. Environmental Science: Earth As a Living Planet. 3rd ed. New York: J. Wiley, 2000.