Gray, F. C. (1973). Prison discipline in America Patterson Smith series in criminology, law enforcement, and social problems.
Chicago-Zitierstil (17. Ausg.)Gray, Francis Calley. "Prison Discipline in America." Patterson Smith Series in Criminology, Law Enforcement, and Social Problems 1973.
MLA-Zitierstil (9. Ausg.)Gray, Francis Calley. "Prison Discipline in America." Patterson Smith Series in Criminology, Law Enforcement, and Social Problems, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.