APA (7th ed.) Citation

Dempsey, J. S. (1994). Policing: An introduction to law enforcement. West.

Chicago Style (17th ed.) Citation

Dempsey, John S. Policing: An Introduction to Law Enforcement. Minneapolis [u.a.]: West, 1994.

MLA (8th ed.) Citation

Dempsey, John S. Policing: An Introduction to Law Enforcement. West, 1994.