Cita APA (7a ed.)

McCallum, M., & Hamblin, J. (1978). God's incredible plan. Fleming H. Revell.

Cita Chicago Style (17a ed.)

McCallum, Martha, y Jane Hamblin. God's Incredible Plan. New Jersey: Fleming H. Revell, 1978.

Cita MLA (9a ed.)

McCallum, Martha, y Jane Hamblin. God's Incredible Plan. Fleming H. Revell, 1978.