RT Article T1 Adolescent transitions: a life-course perspective JF The social world of adolescents SP 65 OP 85 A1 Poole, Millicent E. LA English YR 1989 UL https://krimdok.uni-tuebingen.de/Record/1474376053 SN 311011996X K1 Heranwachsende K1 Lebenslaufforschung