Cooley, E. J. (1927). Probation and delinquency: The study and treatment of the individual delinquent. Catholic Charities of the Archdiocese of New York.
Lua i Stíl Chicago (17ú heag.)Cooley, Edwin J. Probation and Delinquency: The Study and Treatment of the Individual Delinquent. New York: Catholic Charities of the Archdiocese of New York, 1927.
Lua MLA (8ú heag.)Cooley, Edwin J. Probation and Delinquency: The Study and Treatment of the Individual Delinquent. Catholic Charities of the Archdiocese of New York, 1927.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.