TY - BOOK AU - Husén,Torsten ED - Centre for Educational Research and Innovation TI - Social background and educational career: research perspectives on equality of educational opportunity AV - LC203 .H87 1972 PY - 1972/// CY - [Paris] PB - Organisation for Economic Co-operation and Development KW - Occupations KW - Students KW - Social conditions N1 - At head of title: Centre for Educational Research and Innovation (CERI) ER -