RT Book T1 What works: schools without drugs LA English PP Washington, D.C. PB United States Department of Education YR 1987 UL https://krimdok.uni-tuebingen.de/Record/191903658X CN HV5824.Y68 K1 Students : Drug use : United States : Prevention K1 Youth : Drug use : United States : Prevention K1 Drug Abuse : Prevention : Study and teaching : United States K1 Substance-related Disorders : prevention & control K1 Substance-related Disorders : in infancy & childhood K1 Toxicomanie - Prévention - Étude et enseignement - États-Unis K1 Drug abuse - Prevention - Study and teaching K1 Students - Drug use - Prevention K1 Youth - Drug use - Prevention K1 United States