TY - GEN ED - Third World Congress of Sociology(1956: Amsterdam) TI - Problem of social change in 20th century U1 - 306 PY - 1956/// CY - London PB - International Sociological Association KW - Sociology -- Congresses N1 - Contents: V.1. Introductory Symposium Colloque D'Introduction - V. 5. Changes In Education ER -