APA (7th ed.) Zitazioa

Willard, S. (2007). Harm. University of California Press.

Chicago Style (17th ed.) Zitazioa

Willard, Steve. Harm. Berkeley: University of California Press, 2007.

MLA (9th ed.) Zitazioa

Willard, Steve. Harm. University of California Press, 2007.