APA (7th ed.) Zitazioa

Robertson, I. (1983). What cults believe (4th ed.). Moody Press.

Chicago Style (17th ed.) Zitazioa

Robertson, Irvine. What Cults Believe. 4th ed. Chicago: Moody Press, 1983.

MLA (9th ed.) Zitazioa

Robertson, Irvine. What Cults Believe. 4th ed. Moody Press, 1983.