Cita APA (7a ed.)

Mark, R. (1977). Policing a perplexed society. Allen and Unwin.

Cita Chicago Style (17a ed.)

Mark, Robert. Policing a Perplexed Society. London: Allen and Unwin, 1977.

Cita MLA (9a ed.)

Mark, Robert. Policing a Perplexed Society. Allen and Unwin, 1977.