1. Gresham M. Sykes and Sheldon L. Messinger, “The Inmate Social System,” Cloward et al.,Theoretical Studies in Social Organization of the Prison (USA: Social Science Research Council, 1960), 5–19.
2. Lloyd McCorkle and Richard Korn, “Resocialization Within Walls,”The Annals (May, 1954), 88.
3. Richard Cloward, “Social Control in the Prison,” Cloward et al.,Theoretical Studies in Social Organization of the Prison (USA: Social Science Research Council, 1960), 22–28
4. Charles Wellford, “Factors Associated with Adopting the Inmate Code: A Study of Normative Socialization,”The Journal of Criminal Law, Criminology and Police Science, 58 (1967), 198.
5. John Irwin and Donald Cressey, “Thieves, Convicts, and the Inmate Culture,”Social Problems, 10 (Fall, 1962), 142–155.