Dyfyniad APA

Berke, J. H. (2012). Why I hate you and you hate me: The interplay of envy, greed, jealousy, and narcissism in everyday life. Karnac.

Dyfyniad Arddull Chicago

Berke, Joseph H. Why I Hate You and You Hate Me: The Interplay of Envy, Greed, Jealousy, and Narcissism in Everyday Life. London: Karnac, 2012.

Dyfyniad MLA

Berke, Joseph H. Why I Hate You and You Hate Me: The Interplay of Envy, Greed, Jealousy, and Narcissism in Everyday Life. Karnac, 2012.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.