Urban, L. S. (2005). Deterrent Effect of Curfew Enforcement: Operation Nightwatch in St. Louis, 2003-2005. [Verlag nicht ermittelbar]. https://doi.org/10.3886/ICPSR04302.v1
Cita Chicago Style (17a ed.)Urban, Lynn S. Deterrent Effect of Curfew Enforcement: Operation Nightwatch in St. Louis, 2003-2005. [Erscheinungsort nicht ermittelbar]: [Verlag nicht ermittelbar], 2005. https://doi.org/10.3886/ICPSR04302.v1.
Cita MLA (9a ed.)Urban, Lynn S. Deterrent Effect of Curfew Enforcement: Operation Nightwatch in St. Louis, 2003-2005. [Verlag nicht ermittelbar], 2005. https://doi.org/10.3886/ICPSR04302.v1.
Precaución: Estas citas no son 100% exactas.