APA (7th ed.) Citation

Coffey, A. (1990). Law enforcement: A human relations approach. Prentice Hall.

Chicago Style (17th ed.) Citation

Coffey, Alan. Law Enforcement: A Human Relations Approach. Englewood Cliffs, NJ: Prentice Hall, 1990.

MLA (8th ed.) Citation

Coffey, Alan. Law Enforcement: A Human Relations Approach. Prentice Hall, 1990.