Cita APA (7a ed.)

Johnson, C. F. (1978). Police discretion as rule governed action. Univ., Centre of Criminology.

Cita Chicago Style (17a ed.)

Johnson, Cullen F. Police Discretion as Rule Governed Action. Toronto: Univ., Centre of Criminology, 1978.

Cita MLA (9a ed.)

Johnson, Cullen F. Police Discretion as Rule Governed Action. Univ., Centre of Criminology, 1978.