APA način citiranja (7. izdanje)

Butler, G. D. (1936). Playgrounds, their administration and operation: National recreation association. A.S. Barnes.

Čikaški stil citiranja (17. izdanje)

Butler, George D. Playgrounds, Their Administration and Operation: National Recreation Association. New York: A.S. Barnes, 1936.

MLA način citiranja (8. izdanje)

Butler, George D. Playgrounds, Their Administration and Operation: National Recreation Association. A.S. Barnes, 1936.