APA (7th ed.) Citation

Mason, B. S., & Mitchell, E. D. (1935). Active games and contests. ronald Press.

Chicago Style (17th ed.) Citation

Mason, Bernard Sterling, and Elmer D. Mitchell. Active Games and Contests. New York: ronald Press, 1935.

MLA (9th ed.) Citation

Mason, Bernard Sterling, and Elmer D. Mitchell. Active Games and Contests. ronald Press, 1935.