TY - BOOK ED - Organisation for Economic Co-operation and Development TI - Mathematical models for the education sector: Les Modèles mathématiques du secteur enseignement. Annexes : supporting material to the survey = données de base de l'enquête T2 - Education and development. Technical reports SN - 9264011757 AV - LB2846 .O74 1973 PY - 1973///] CY - [Paris] PB - [publisher not identified] KW - Education KW - Mathematical models KW - Éducation KW - Modèles mathématiques N1 - English or French ER -