Cita APA (7a ed.)

Kleck, G., & Patterson, E. B. (1993). The impact of gun control and gun ownership levels on violence rates. Journal of quantitative criminology, 9(3), 249-287. doi:10.1007/BF01064462

Cita Chicago Style (17a ed.)

Kleck, Gary, y E. Britt Patterson. "The Impact of Gun Control and Gun Ownership Levels on Violence Rates." Journal of Quantitative Criminology 9, no. 3 (1993): 249-287. https://doi.org/10.1007/BF01064462.

Cita MLA (9a ed.)

Kleck, Gary, y E. Britt Patterson. "The Impact of Gun Control and Gun Ownership Levels on Violence Rates." Journal of Quantitative Criminology, vol. 9, no. 3, 1993, pp. 249-287, https://doi.org/10.1007/BF01064462.