APA (7th ed.) Zitazioa
Vaughn, L. (2008). Doing ethics: Moral reasoning and contemporary issues. W.W. Norton & Co..
Chicago Style (17th ed.) Zitazioa
Vaughn, Lewis. Doing Ethics: Moral Reasoning and Contemporary Issues. New York: W.W. Norton & Co., 2008.
MLA (9th ed.) Zitazioa
Vaughn, Lewis. Doing Ethics: Moral Reasoning and Contemporary Issues. W.W. Norton & Co., 2008.
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