RT Article T1 School-Based programs to reduce bullying and victimization JF Campbell Systematic Reviews VO 5 IS 1 SP 1 OP 148 A1 Farrington, David 1944- A2 Ttofi, Maria M. LA English YR 2009 UL https://krimdok.uni-tuebingen.de/Record/1550329154 NO First published: 15 December 2009; Last updated: 8 March 2010 CN 360 340 K1 Schule K1 Mobbing K1 Mobbingopfer K1 Schulprogramme DO 10.15496/publikation-6095