TY  - BOOK
AU  - Williams, Robin Murphy
TI  - The reduction of intergroup tensions: a survey of research on problems of ethnic, racial, and religious group relations 
AV  - HT 1523 W5
PY  - 1947///
CY  - New York
PB  - Social Science Research Council
KW  - Problemas raciales -
KW  - Investigación
KW  - Minorías
N1  - Prepared under the direction of the Commitee on Techniques for Reducing Group Hostility; Incluye bibliografía e índice
ER  -