Robertson, I. (1983). What cults believe (4th ed.). Moody Press.
Chicagoスタイル(17版)引用形式Robertson, Irvine. What Cults Believe. 4th ed. Chicago: Moody Press, 1983.
MLA(9版)引用形式Robertson, Irvine. What Cults Believe. 4th ed. Moody Press, 1983.
警告: この引用は必ずしも正確ではありません.