Cita APA (7a ed.)

USA & Spergel, I. A. (1996). Gang suppression and intervention: Community models; research summary (Repr.). Office of Juvenile Justice and Delinquency Prevention.

Cita Chicago Style (17a ed.)

USA y Irving A. Spergel. Gang Suppression and Intervention: Community Models; Research Summary. Repr. Washington, DC: Office of Juvenile Justice and Delinquency Prevention, 1996.

Cita MLA (9a ed.)

USA y Irving A. Spergel. Gang Suppression and Intervention: Community Models; Research Summary. Repr. Office of Juvenile Justice and Delinquency Prevention, 1996.