RT Book T1 Staff norms, students' peer group norms, and students' educational achievements in a residential institution for juvenile delinquents A1 Sherer, Moshe 1946- LA Undetermined PP Ann Arbor, Mich. PB Univ. Microfilms Internat. YR 1983 UL https://krimdok.uni-tuebingen.de/Record/1083879316 K1 Hochschulschrift