Cita APA (7th ed.)

Manning, P. K. (2003). Policing contingencies. University of Chicago Press.

Cita Chicago (17th ed.)

Manning, Peter K. Policing Contingencies. Chicago: University of Chicago Press, 2003.

Cita MLA (9th ed.)

Manning, Peter K. Policing Contingencies. University of Chicago Press, 2003.