Παραπομπή APA

Colgan, P. W. (1978). Quantitative ethology. John Wiley and sons.

Παραπομπή Chicago Style

Colgan, Patrick W. Quantitative Ethology. New York: John Wiley and sons, 1978.

Παραπομπή MLA

Colgan, Patrick W. Quantitative Ethology. John Wiley and sons, 1978.