RT Book T1 Racial and ethnic groups A1 Schaefer, Richard T. LA English PP Glenview, Ill. u.a. PB Scott, Foresman and Co. YR 1988 ED 3. ed. UL https://krimdok.uni-tuebingen.de/Record/164705799X NO Literaturverz CN 305.8/00973 SN 0673397475 K1 Ethnische Beziehungen K1 Usa