Hainaut, L. d'.
Educational systems regulation : a methodological guide / L. d' Hainaut. - Paris : Unesco, c 1980. - 59 p. ; 30 cm. - Educational studies and documents, No. 33. .
346 346
92-3-101606-7
Educational surveys.
375 / U3e
Educational systems regulation : a methodological guide / L. d' Hainaut. - Paris : Unesco, c 1980. - 59 p. ; 30 cm. - Educational studies and documents, No. 33. .
346 346
92-3-101606-7
Educational surveys.
375 / U3e