एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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