Cita APA (7a ed.)

Ruiz, J., & Hummer, D. C. (c2008). Handbook of police administration. Public administration and public policy.

Cita Chicago Style (17a ed.)

Ruiz, Jim, y Donald C. Hummer. "Handbook of Police Administration." Public Administration and Public Policy c2008.

Cita MLA (9a ed.)

Ruiz, Jim, y Donald C. Hummer. "Handbook of Police Administration." Public Administration and Public Policy, c2008.