Cita APA (7th ed.)

Krebs, J. R., & Davies, N. B. (1984). Behavioural ecology: An evolutionary approach (2a. ed.). Blackwell Scientific Publications.

Cita Chicago (17th ed.)

Krebs, John R., i N. B. Davies. Behavioural Ecology: An Evolutionary Approach. 2a. ed. Oxford: Blackwell Scientific Publications, 1984.

Cita MLA (9th ed.)

Krebs, John R., i N. B. Davies. Behavioural Ecology: An Evolutionary Approach. 2a. ed. Blackwell Scientific Publications, 1984.