APA (7th ed.) Citation

Folley, V. L. (1976). American law enforcement (2d ed.). Holbrook Press.

Chicago Style (17th ed.) Citation

Folley, Vern L. American Law Enforcement. 2d ed. Boston: Holbrook Press, 1976.

MLA (9th ed.) Citation

Folley, Vern L. American Law Enforcement. 2d ed. Holbrook Press, 1976.