Cita APA (7a ed.)

Marshall, G. (1976). Probation and social change. National Association of Probation Officers.

Cita Chicago Style (17a ed.)

Marshall, George. Probation and Social Change. Thornton Heath, Surrey: National Association of Probation Officers, 1976.

Cita MLA (9a ed.)

Marshall, George. Probation and Social Change. National Association of Probation Officers, 1976.