Dyfyniad APA

Durant, W., & Durant, A. (1961). Age of reason begins. Simon and Schuster.

Dyfyniad Arddull Chicago

Durant, Will, and Ariel Durant. Age of Reason Begins. New York: Simon and Schuster, 1961.

Dyfyniad MLA

Durant, Will, and Ariel Durant. Age of Reason Begins. Simon and Schuster, 1961.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.