Peterson, V. W. (1957). Issues and Problems in Metropolitan Area Police Services. The journal of criminal law, criminology and police science. doi:10.2307/1139487
Chicago-Zitierstil (17. Ausg.)Peterson, Virgil W. "Issues and Problems in Metropolitan Area Police Services." The Journal of Criminal Law, Criminology and Police Science 1957. https://doi.org/10.2307/1139487.
MLA-Zitierstil (9. Ausg.)Peterson, Virgil W. "Issues and Problems in Metropolitan Area Police Services." The Journal of Criminal Law, Criminology and Police Science, 1957, https://doi.org/10.2307/1139487.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.