O'Brien, R. M., Decker, D. L., & Shichor, D. (1980). An empirical comparison of the validity of UCR and NCS crime rates. The sociological quarterly, 21(3), 391-401. doi:10.1111/j.1533-8525.1980.tb00620.x
Chicago Style (17th ed.) CitationO'Brien, Robert M., David L. Decker, and David Shichor. "An Empirical Comparison of the Validity of UCR and NCS Crime Rates." The Sociological Quarterly 21, no. 3 (1980): 391-401. https://doi.org/10.1111/j.1533-8525.1980.tb00620.x.
MLA (9th ed.) CitationO'Brien, Robert M., et al. "An Empirical Comparison of the Validity of UCR and NCS Crime Rates." The Sociological Quarterly, vol. 21, no. 3, 1980, pp. 391-401, https://doi.org/10.1111/j.1533-8525.1980.tb00620.x.
Warning: These citations may not always be 100% accurate.