McCrie, R. (2017). Private security services regulations in the United States today. International journal of comparative and applied criminal justice, 41(4), 287-304. doi:10.1080/01924036.2017.1364281
Chicago-Zitierstil (17. Ausg.)McCrie, Robert. "Private Security Services Regulations in the United States Today." International Journal of Comparative and Applied Criminal Justice 41, no. 4 (2017): 287-304. https://doi.org/10.1080/01924036.2017.1364281.
MLA-Zitierstil (9. Ausg.)McCrie, Robert. "Private Security Services Regulations in the United States Today." International Journal of Comparative and Applied Criminal Justice, vol. 41, no. 4, 2017, pp. 287-304, https://doi.org/10.1080/01924036.2017.1364281.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.