Cita APA
Walker, S., & Katz, C. M. (2005). The police in America: An introduction (5th ed.). McGraw-Hill.
Citación estilo Chicago
Walker, Samuel, and Charles M. Katz. The Police in America: An Introduction. 5th ed. New York: McGraw-Hill, 2005.
Cita MLA
Walker, Samuel, and Charles M. Katz. The Police in America: An Introduction. 5th ed. McGraw-Hill, 2005.
Warning: These citations may not always be 100% accurate.