APA (7th ed.) Zitazioa
Bishop, R. (2009). When play was play: Why pick-up games matter. Excelsior Editions/State University of New York Press.
Chicago Style (17th ed.) Zitazioa
Bishop, Ronald. When Play Was Play: Why Pick-up Games Matter. Albany: Excelsior Editions/State University of New York Press, 2009.
MLA (9th ed.) Zitazioa
Bishop, Ronald. When Play Was Play: Why Pick-up Games Matter. Excelsior Editions/State University of New York Press, 2009.
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