APA (7th ed.) Citation

Klopfer, P. H. (1973). Behavioral aspects of ecology (2a. ed.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Klopfer, Peter H. Behavioral Aspects of Ecology. 2a. ed. Englewood Cliffs: Prentice-Hall, 1973.

MLA (9th ed.) Citation

Klopfer, Peter H. Behavioral Aspects of Ecology. 2a. ed. Prentice-Hall, 1973.