Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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