RT Book T1 Delinquency in a birth cohort in Philadelphia, Pennsylvania: 1945 - 1963 T2 ICPSR study A1 Wolfgang, Marvin E. 1924-1998 A2 Figlio, Robert M. 1939-2008 A2 Sellin, Thorsten 1896-1994 LA Undetermined PP Ann Arbor, Mich. PB Inter-Univ. Consortium for Polit. and Social Research UL https://krimdok.uni-tuebingen.de/Record/1083460668