APA (7th ed.) Citation

May, R. M. (1981). Theoretical ecology: Principles and applications (Segunda edición.). Blackwell.

Chicago Style (17th ed.) Citation

May, Robert M. Theoretical Ecology: Principles and Applications. Segunda edición. Oxford: Blackwell, 1981.

MLA (9th ed.) Citation

May, Robert M. Theoretical Ecology: Principles and Applications. Segunda edición. Blackwell, 1981.