APA (7th ed.) Zitazioa

Greene, H. W. (1997). Snakes: The Evolution of Mystery in Nature. University of California.

Chicago Style (17th ed.) Zitazioa

Greene, Harry W. Snakes: The Evolution of Mystery in Nature. Berkeley: University of California, 1997.

MLA (9th ed.) Zitazioa

Greene, Harry W. Snakes: The Evolution of Mystery in Nature. University of California, 1997.