Παραπομπή APA

Durant,Will, & Durant, W. (1950). Age of faith. Simon and Schuster.

Παραπομπή Chicago Style

Durant,Will, και Will Durant. Age of Faith. New York: Simon and Schuster, 1950.

Παραπομπή MLA

Durant,Will, και Will Durant. Age of Faith. Simon and Schuster, 1950.