APA (7th ed.) Zitazioa

Koch, K. (1973). Demonology: Past and present. Kregel publications.

Chicago Style (17th ed.) Zitazioa

Koch, Kurt. Demonology: Past and Present. Michigan: Kregel publications, 1973.

MLA (9th ed.) Zitazioa

Koch, Kurt. Demonology: Past and Present. Kregel publications, 1973.