Cita APA (7a ed.)

Lloyd, M. (1977). Probation and intervention. National Association of Probation Officers.

Cita Chicago Style (17a ed.)

Lloyd, Mike. Probation and Intervention. Thornton Heath, Surrey: National Association of Probation Officers, 1977.

Cita MLA (8a ed.)

Lloyd, Mike. Probation and Intervention. National Association of Probation Officers, 1977.