APA (7th ed.) Zitazioa

Elton, C. (1946). Ecología animal. Acme Agency.

Chicago Style (17th ed.) Zitazioa

Elton, Charles. Ecología Animal. Buenos Aires, Argentina: Acme Agency, 1946.

MLA (9th ed.) Zitazioa

Elton, Charles. Ecología Animal. Acme Agency, 1946.