APA (7th ed.) Zitazioa
Henig, R. B. (2010). The League of Nations. Haus Publishing.
Chicago Style (17th ed.) Zitazioa
Henig, Ruth B. The League of Nations. London: Haus Publishing, 2010.
MLA (9th ed.) Zitazioa
Henig, Ruth B. The League of Nations. Haus Publishing, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.