Cita APA (7a ed.)

Walker, J. T. (2002). Policing and the law (1. ed.). Prentice Hall.

Cita Chicago Style (17a ed.)

Walker, Jeffery T. Policing and the Law. 1. ed. Upper Saddle River, NJ: Prentice Hall, 2002.

Cita MLA (8a ed.)

Walker, Jeffery T. Policing and the Law. 1. ed. Prentice Hall, 2002.