APA (7th ed.) Zitazioa
Koestenbaum, W. (2012). The anatomy of Harpo Marx. University of California Press.
Chicago Style (17th ed.) Zitazioa
Koestenbaum, Wayne. The Anatomy of Harpo Marx. Berkeley: University of California Press, 2012.
MLA (9th ed.) Zitazioa
Koestenbaum, Wayne. The Anatomy of Harpo Marx. University of California Press, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.