Citazione Stile APA (7a Edizione)

Eibl-Eibesfeldt, I. (1975). Ethology, the biology of behavior (2nd ed.). Holt.

Citazione stile Chigago Style (17a edizione)

Eibl-Eibesfeldt, Irenaus. Ethology, the Biology of Behavior. 2nd ed. New York: Holt, 1975.

Citatione MLA (9a ed.)

Eibl-Eibesfeldt, Irenaus. Ethology, the Biology of Behavior. 2nd ed. Holt, 1975.