Cita APA (7th ed.)

Groothuis, D. (1986). Unmasking the new age (ed.). Inter Varsity Press.

Cita Chicago (17th ed.)

Groothuis, Douglas. Unmasking the New Age. ed. Illinois: Inter Varsity Press, 1986.

Cita MLA (9th ed.)

Groothuis, Douglas. Unmasking the New Age. ed. Inter Varsity Press, 1986.