Citazione APA

Odum, E. P., & Barrett, G. W. (2005). Fundamentals of Ecology (5th ed.). Cengage Learning.

Stile di citazione Chicago

Odum, Eugene P., e Gray W. Barrett. Fundamentals of Ecology. 5th ed. New Delhi: Cengage Learning, 2005.

Citazione MLA

Odum, Eugene P., e Gray W. Barrett. Fundamentals of Ecology. 5th ed. Cengage Learning, 2005.