APA (7th ed.) Citation

Whitfield, R. G., & Osler, A. (1998). Introduction to the probation service (2. ed.). Waterside Pr.

Chicago Style (17th ed.) Citation

Whitfield, Richard G., and Anthony Osler. Introduction to the Probation Service. 2. ed. Winchester: Waterside Pr, 1998.

MLA (9th ed.) Citation

Whitfield, Richard G., and Anthony Osler. Introduction to the Probation Service. 2. ed. Waterside Pr, 1998.