Title: Violent and aggressive youth
Subjects: Juvenile delinquency, Prevention, School violence, Prevention de la violence, Violence scolaire, Ratgeber, Delinquance juvenile, Gewalttatigkeit, Violence chez les jeunes, Schuler, Beratungslehrer, Gewalttätigkeit, Schüler, Prévention de la violence, Délinquance juvénile, Children and violence
Places: United States