APA (7th ed.) Citation

Durant, J., & Durant, A. K. R. (1957). Pictorial history of the American circus. A. S. Barnes.

Chicago Style (17th ed.) Citation

Durant, John, and Alice K. Rand Durant. Pictorial History of the American Circus. New York: A. S. Barnes, 1957.

MLA (9th ed.) Citation

Durant, John, and Alice K. Rand Durant. Pictorial History of the American Circus. A. S. Barnes, 1957.