Cita APA (7a ed.)

Pike, M. S. (1985). The principles of policing. Macmillan.

Cita Chicago Style (17a ed.)

Pike, Michael S. The Principles of Policing. Houndmills [u.a.]: Macmillan, 1985.

Cita MLA (8a ed.)

Pike, Michael S. The Principles of Policing. Macmillan, 1985.