APA (7th ed.) Zitazioa

Fox, G. F. Engines of the Gods.

Chicago Style (17th ed.) Zitazioa

Fox, Gardner F. Engines of the Gods.

MLA (9th ed.) Zitazioa

Fox, Gardner F. Engines of the Gods.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.