Cita APA (7a ed.)

Bierie, D. M., Craun, S. W., & Detar, P. L. (2016). Firearm violence directed at police. Crime & delinquency, 62(4), 501-524. doi:10.1177/0011128713498330

Cita Chicago Style (17a ed.)

Bierie, David M., Sarah W. Craun, y Paul L. Detar. "Firearm Violence Directed at Police." Crime & Delinquency 62, no. 4 (2016): 501-524. https://doi.org/10.1177/0011128713498330.

Cita MLA (9a ed.)

Bierie, David M., et al. "Firearm Violence Directed at Police." Crime & Delinquency, vol. 62, no. 4, 2016, pp. 501-524, https://doi.org/10.1177/0011128713498330.