APA aipamena

Grafen, A. (1998). Evolutionary biology - Green beard as death warrant.

Chicago Style aipamena

Grafen, A. Evolutionary Biology - Green Beard as Death Warrant. 1998.

MLA aipamena

Grafen, A. Evolutionary Biology - Green Beard as Death Warrant. 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.