APA (7th ed.) Citation

Durant, W., & Durant, A. (1977). A dual autobiography: Vy Will and Ariel Durant. Simon and Schuster.

Chicago Style (17th ed.) Citation

Durant, Will, and Ariel Durant. A Dual Autobiography: Vy Will and Ariel Durant. New York: Simon and Schuster, 1977.

MLA (8th ed.) Citation

Durant, Will, and Ariel Durant. A Dual Autobiography: Vy Will and Ariel Durant. Simon and Schuster, 1977.