Richards, P., Berk, R., & Forster, B. (1979). Crime as play: Delinquency in a middle class suburb. Ballinger Pub. Co.
Cita Chicago Style (17a ed.)Richards, Pamela, Richard Berk, y Brenda Forster. Crime as Play: Delinquency in a Middle Class Suburb. Cambridge, Mass: Ballinger Pub. Co, 1979.
Cita MLA (8a ed.)Richards, Pamela, et al. Crime as Play: Delinquency in a Middle Class Suburb. Ballinger Pub. Co, 1979.
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