Cohen, J., Gorr, W., & Singh, P. (2003). Estimating intervention effects in varying risk settings: Do police raids reduce illegal drug dealing at nuisance bars? Criminology, 41(2), 257-292. doi:10.1111/j.1745-9125.2003.tb00988.x
Cita Chicago Style (17a ed.)Cohen, Jacqueline, Wilpen Gorr, y Piyusha Singh. "Estimating Intervention Effects in Varying Risk Settings: Do Police Raids Reduce Illegal Drug Dealing at Nuisance Bars?" Criminology 41, no. 2 (2003): 257-292. https://doi.org/10.1111/j.1745-9125.2003.tb00988.x.
Cita MLA (8a ed.)Cohen, Jacqueline, et al. "Estimating Intervention Effects in Varying Risk Settings: Do Police Raids Reduce Illegal Drug Dealing at Nuisance Bars?" Criminology, vol. 41, no. 2, 2003, pp. 257-292, https://doi.org/10.1111/j.1745-9125.2003.tb00988.x.