Cita APA (7a ed.)

Bayley, D. H. (1998). What works in policing. Oxford University Press.

Cita Chicago Style (17a ed.)

Bayley, David H. What Works in Policing. New York Oxford: Oxford University Press, 1998.

Cita MLA (9a ed.)

Bayley, David H. What Works in Policing. Oxford University Press, 1998.