TY - BOOK AU - Gambetta Diego TI - Were they pushed or did they jump?: Individual decision mechanisms in education T2 - Studies in Rationality and Social Change SN - 0521324904 U1 - Y9(T).52.N8, M7 PY - 1987/// CY - Cambridge PB - Cambridge University Press KW - Sociology of Education N1 - Bibliography: P 218-31 ER -