TY - BOOK T1 - Violence in the schools developing prevention plans A2 - Rosen, Louis E. LA - English PP - Calabasas, CA PB - Center for Civic Education YR - 1996 ED - 3. print. UL - http://glotrec.wdi-staging.gei.de/cat/Record/gei564403806 SN - 0898181755 KW - Schulbuch ER -