Παραπομπή APA

Joseph Epstein. (2003). Envy: The seven deadly sins. Oxford University Press.

Παραπομπή Chicago Style

Joseph Epstein. Envy: The Seven Deadly Sins. Oxford: Oxford University Press, 2003.

Παραπομπή MLA

Joseph Epstein. Envy: The Seven Deadly Sins. Oxford University Press, 2003.