APA (7th ed.) Zitazioa
Wurmbrand, M. (1973). Between hammer and sickle. Tyndale House.
Chicago Style (17th ed.) Zitazioa
Wurmbrand, Michael. Between Hammer and Sickle. Illinois: Tyndale House, 1973.
MLA (9th ed.) Zitazioa
Wurmbrand, Michael. Between Hammer and Sickle. Tyndale House, 1973.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.