Cita APA (7a ed.)

Genelin, M., & Coplen, B. (1989). Los Angeles street gangs. Washington Crime News Services' juvenile justice digest, 17(19), 9.

Cita Chicago Style (17a ed.)

Genelin, Michael, y Bruce Coplen. "Los Angeles Street Gangs." Washington Crime News Services' Juvenile Justice Digest 17, no. 19 (1989): 9.

Cita MLA (9a ed.)

Genelin, Michael, y Bruce Coplen. "Los Angeles Street Gangs." Washington Crime News Services' Juvenile Justice Digest, vol. 17, no. 19, 1989, p. 9.