Cita APA (7a ed.)

Mathews, F. (1993). Youth gangs on youth gangs: [responding to violence and abuse]. User report.

Cita Chicago Style (17a ed.)

Mathews, Frederick. "Youth Gangs on Youth Gangs: [responding to Violence and Abuse]." User Report 1993.

Cita MLA (9a ed.)

Mathews, Frederick. "Youth Gangs on Youth Gangs: [responding to Violence and Abuse]." User Report, 1993.