Pitts John. (1990). Working with young offenders. Macmilllan.
Chicago Style (17th ed.) ZitazioaPitts John. Working with Young Offenders. London: Macmilllan, 1990.
MLA (9th ed.) ZitazioaPitts John. Working with Young Offenders. Macmilllan, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.