RT Book T1 United States Parole Commission Research Unit / 20 Parole decision-making coding manual / Sheldon Adelberg JF United States Parole Commission Research Unit research reports A2 Adelberg, Sheldon LA English PP Washington, D.C. PB U.S. Gov. Print. Office YR 1978 UL https://krimdok.uni-tuebingen.de/Record/1098878841