Cita APA (7a ed.)

Cummings, S. (1993). Gangs: The origins and impact of contemporary youth gangs in the United States. State Univ. of New York Press.

Cita Chicago Style (17a ed.)

Cummings, Scott. Gangs: The Origins and Impact of Contemporary Youth Gangs in the United States. Albany, NY: State Univ. of New York Press, 1993.

Cita MLA (8a ed.)

Cummings, Scott. Gangs: The Origins and Impact of Contemporary Youth Gangs in the United States. State Univ. of New York Press, 1993.