RT Article T1 Schooling and delinquency among White and African american adolescents A1 Voelkl, K. E. A1 Welte, J. W. A1 Wieczorek, W. F. LA English YR 1999 UL https://krimdok.uni-tuebingen.de/Record/1639673806 K1 Jugenddelinquenz K1 Schule