APA (7th ed.) Zitazioa
Sheldon, S. (1970). The naked face. Warner Books.
Chicago Style (17th ed.) Zitazioa
Sheldon, Sidney. The Naked Face. New York: Warner Books, 1970.
MLA (9th ed.) Zitazioa
Sheldon, Sidney. The Naked Face. Warner Books, 1970.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.