Cita APA (7a ed.)

Bowen, W. P., & Mitchell, E. D. (1930). The Theory of organized play: Its nature and significance. A.S. Barnes.

Cita Chicago Style (17a ed.)

Bowen, Wilbur P., y Elmer D. Mitchell. The Theory of Organized Play: Its Nature and Significance. New York: A.S. Barnes, 1930.

Cita MLA (9a ed.)

Bowen, Wilbur P., y Elmer D. Mitchell. The Theory of Organized Play: Its Nature and Significance. A.S. Barnes, 1930.