TY - BOOK ID - 138499238 TI - School/classroom environment. AU - United States. AU - Development Services Group, Inc. PY - 2000 PB - [Washington, D.C.] : Office of Juvenile Justice and Delinquency Prevention, DB - UniCat KW - Classroom environment KW - Juvenile delinquency KW - Prevention. UR - https://www.unicat.be/uniCat?func=search&query=sysid:138499238 AB - ER -