APA (7th ed.) Zitazioa
Holowchak, M. (2004). Happiness and Greek ethical thought. Continuum.
Chicago Style (17th ed.) Zitazioa
Holowchak, Mark. Happiness and Greek Ethical Thought. London ; New York: Continuum, 2004.
MLA (9th ed.) Zitazioa
Holowchak, Mark. Happiness and Greek Ethical Thought. Continuum, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.