APA (7th ed.) Zitazioa
Ahearn, A. (2007). Marvels of the Modern World (Reprint 2007.). AA publishing.
Chicago Style (17th ed.) Zitazioa
Ahearn, Alison. Marvels of the Modern World. Reprint 2007. Hapshirer: AA publishing, 2007.
MLA (9th ed.) Zitazioa
Ahearn, Alison. Marvels of the Modern World. Reprint 2007. AA publishing, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.