USA National Commission on Law Observance and Enforcement. (19). Report on the causes of crime. United States Government Printing Office.
Cita Chicago Style (17a ed.)USA National Commission on Law Observance and Enforcement. Report on the Causes of Crime. Washington: United States Government Printing Office, 19.
Cita MLA (9a ed.)USA National Commission on Law Observance and Enforcement. Report on the Causes of Crime. United States Government Printing Office, 19.
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