Cita APA (7a ed.)

Klein, M. W. (2011). Comprehensive gang and violence reduction programs: Reinventing the square wheel. Criminology & public policy, 10(4), 1037-1044.

Cita Chicago Style (17a ed.)

Klein, Malcolm W. "Comprehensive Gang and Violence Reduction Programs: Reinventing the Square Wheel." Criminology & Public Policy 10, no. 4 (2011): 1037-1044.

Cita MLA (8a ed.)

Klein, Malcolm W. "Comprehensive Gang and Violence Reduction Programs: Reinventing the Square Wheel." Criminology & Public Policy, vol. 10, no. 4, 2011, pp. 1037-1044.