Cita APA (7a ed.)

Ludwig, J., Braga, A. A., & Moore, M. H. (2011). Gun control. Crime and public policy, 257-292.

Cita Chicago Style (17a ed.)

Ludwig, Jens, Anthony Allan Braga, y Mark Harrison Moore. "Gun Control." Crime and Public Policy 2011: 257-292.

Cita MLA (9a ed.)

Ludwig, Jens, et al. "Gun Control." Crime and Public Policy, 2011, pp. 257-292.