Cita APA (7a ed.)

Katz, C. M., & Webb, V. J. (2006). Policing gangs in America (1. publ.). Cambridge University Press.

Cita Chicago Style (17a ed.)

Katz, Charles M., y Vincent J. Webb. Policing Gangs in America. 1. publ. Cambridge [u.a.]: Cambridge University Press, 2006.

Cita MLA (8a ed.)

Katz, Charles M., y Vincent J. Webb. Policing Gangs in America. 1. publ. Cambridge University Press, 2006.