Mastrofski, S. D., Snipes, J. B., Parks, R. B., & Maxwell, C. D. (2000). The helping hand of the law: Police control of citizens on request. Criminology, 38(2), 307-342. doi:10.1111/j.1745-9125.2000.tb00892.x
Chicago Style (17th ed.) CitationMastrofski, Stephen D., Jeffrey B. Snipes, Roger B. Parks, and Christopher D. Maxwell. "The Helping Hand of the Law: Police Control of Citizens on Request." Criminology 38, no. 2 (2000): 307-342. https://doi.org/10.1111/j.1745-9125.2000.tb00892.x.
MLA (9th ed.) CitationMastrofski, Stephen D., et al. "The Helping Hand of the Law: Police Control of Citizens on Request." Criminology, vol. 38, no. 2, 2000, pp. 307-342, https://doi.org/10.1111/j.1745-9125.2000.tb00892.x.
Warning: These citations may not always be 100% accurate.