APA (7th ed.) Zitazioa
Gordon, R. (1988). Children of darkness. Tyndale House Publishers.
Chicago Style (17th ed.) Zitazioa
Gordon, Ruth. Children of Darkness. Illinois: Tyndale House Publishers, 1988.
MLA (9th ed.) Zitazioa
Gordon, Ruth. Children of Darkness. Tyndale House Publishers, 1988.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.