RT Article T1 Investment in Effective After-School Programs: Is it Worth the Risk? (Reaction Essay) JF Criminology & public policy VO 6 IS 2 SP 319 OP 326 A1 Fagan, Abigail A. LA English YR 2007 UL https://krimdok.uni-tuebingen.de/Record/1639128662 K1 Delinquenz K1 Prävention K1 Intervention K1 Freizeitgestaltung K1 Evaluation