RT Article T1 Suggestions of the postmodern self: Value changes in American high school students, 1976-1996 JF Sociological perspectives VO 46 IS 2 SP 239 OP 256 A1 Ovadia, Seth LA English YR 2003 UL https://krimdok.uni-tuebingen.de/Record/1912717700 DO 10.1525/sop.2003.46.2.239