APA (7th ed.) Zitazioa

(1989). Mental illness: What is it?

Chicago Style (17th ed.) Zitazioa

Mental Illness: What Is It? 1989.

MLA (9th ed.) Zitazioa

Mental Illness: What Is It? 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.