APA (7th ed.) Citation

Pianka, E. R. (1983). Evolutionary ecology (3. ed.). Harper & Row.

Chicago Style (17th ed.) Citation

Pianka, Eric R. Evolutionary Ecology. 3. ed. New York u.a: Harper & Row, 1983.

MLA (9th ed.) Citation

Pianka, Eric R. Evolutionary Ecology. 3. ed. Harper & Row, 1983.