APA (7th ed.) Zitazioa
Lang, A. (1882). Helen of Troy. Floating Press.
Chicago Style (17th ed.) Zitazioa
Lang, Andrew. Helen of Troy. [Auckland, New Zealand]: Floating Press, 1882.
MLA (9th ed.) Zitazioa
Lang, Andrew. Helen of Troy. Floating Press, 1882.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.