APA (7th ed.) Citation
Walker, S., & Katz, C. M. (2005). The police in America: An introduction (5th ed.). McGraw-Hill.
Chicago Style (17th ed.) Citation
Walker, Samuel, and Charles M. Katz. The Police in America: An Introduction. 5th ed. New York: McGraw-Hill, 2005.
MLA (9th ed.) Citation
Walker, Samuel, and Charles M. Katz. The Police in America: An Introduction. 5th ed. McGraw-Hill, 2005.
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