APA (7th ed.) Zitazioa
Kahn, C. H. (2009). Essays on being. Oxford University Press.
Chicago Style (17th ed.) Zitazioa
Kahn, Charles H. Essays on Being. Oxford ; New York: Oxford University Press, 2009.
MLA (9th ed.) Zitazioa
Kahn, Charles H. Essays on Being. Oxford University Press, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.