Cita APA (7a ed.)

Cheng, C., & Long, W. (2018). Improving police services: Evidence from the French Quarter Task Force. Journal of public economics, 164, 1-18. doi:10.1016/j.jpubeco.2018.05.002

Cita Chicago Style (17a ed.)

Cheng, Cheng, y Wei Long. "Improving Police Services: Evidence from the French Quarter Task Force." Journal of Public Economics 164 (2018): 1-18. https://doi.org/10.1016/j.jpubeco.2018.05.002.

Cita MLA (9a ed.)

Cheng, Cheng, y Wei Long. "Improving Police Services: Evidence from the French Quarter Task Force." Journal of Public Economics, vol. 164, 2018, pp. 1-18, https://doi.org/10.1016/j.jpubeco.2018.05.002.