APA aipamena

Krebs, J. R., & Davies, N. B. (1981). Introduction to behavioural ecology. Blackwell.

Chicago Style aipamena

Krebs, J. R., and N. B. Davies. Introduction to Behavioural Ecology. Oxford: Blackwell, 1981.

MLA aipamena

Krebs, J. R., and N. B. Davies. Introduction to Behavioural Ecology. Blackwell, 1981.