Chesshyre, R. (1990). The force: Inside the police. Pan Books.
Cita Chicago Style (17a ed.)Chesshyre, Robert. The Force: Inside the Police. London: Pan Books, 1990.
Cita MLA (9a ed.)Chesshyre, Robert. The Force: Inside the Police. Pan Books, 1990.
Precaución: Estas citas no son 100% exactas.