RT Book T1 Handbook on gangs in schools: strategies to reduce gang-related activities T2 Roadmaps to success A1 Lal, Shirley R. A1 Lal, Dhyan A1 Achilles, Charles M. LA English PP Thousand Oakes, Calif. PB Corwin Press YR 1993 UL https://krimdok.uni-tuebingen.de/Record/127871594 NO Literaturverz. S. 72 - 76 CN LB3013.3 SN 0803960719 K1 School Violence : United States : Prevention : Handbooks, manuals, etc K1 Gangs : United States : Handbooks, manuals, etc K1 Gewalt : Bande : Schule