RT Book T1 Exploratory analysis of recidivism and cohort data on the Massachusetts youth correctional system T2 Evaluation A1 Coates, Robert B. A2 Miller, Alden D. A2 Ohlin, Lloyd E. 1918-2008 LA English PP Washington, D.C. PB Dept. of Justice, National Institute of Law and Criminal Justice YR 1975 UL https://krimdok.uni-tuebingen.de/Record/109742894X