Cita APA (7a ed.)

Klein, M. W., & Maxson, C. L. (2006). Street gang patterns and policies. Oxford University Press.

Cita Chicago Style (17a ed.)

Klein, Malcolm W., y Cheryl Lee Maxson. Street Gang Patterns and Policies. Oxford ; New York: Oxford University Press, 2006.

Cita MLA (9a ed.)

Klein, Malcolm W., y Cheryl Lee Maxson. Street Gang Patterns and Policies. Oxford University Press, 2006.