TY  - BOOK
AU  - Organisation for economic co-operation and development (OECD)
TI  - Mathematical models for the education sector, a survey=Les modèles mathématiques du secteur enseignement : Technical reports
SN  - 9264010904
U1  - 511.8/O68m 
PY  - 1973///
CY  - Paris
PB  - OECD
KW  - Mathematical models
ER  -