Cita APA (7a ed.)

Koper, C. S., & Roth, J. A. (2002). The impact of the 1994 federal assault weapons ban on gun markets: An assessment of short-term primary and secondary market effects. Journal of quantitative criminology, 18(3), 239-266.

Cita Chicago Style (17a ed.)

Koper, Christopher S., y Jeffrey A. Roth. "The Impact of the 1994 Federal Assault Weapons Ban on Gun Markets: An Assessment of Short-term Primary and Secondary Market Effects." Journal of Quantitative Criminology 18, no. 3 (2002): 239-266.

Cita MLA (9a ed.)

Koper, Christopher S., y Jeffrey A. Roth. "The Impact of the 1994 Federal Assault Weapons Ban on Gun Markets: An Assessment of Short-term Primary and Secondary Market Effects." Journal of Quantitative Criminology, vol. 18, no. 3, 2002, pp. 239-266.