Hallak, J.
The analysis of educational costs and expenditure / J.Hallak. - Paris : Unesco, 1969. - 71 p, ; 22 cm. - Fundamentals of educational planning. .
392 392
Fundamentals of educational planning.
379 / U3a
The analysis of educational costs and expenditure / J.Hallak. - Paris : Unesco, 1969. - 71 p, ; 22 cm. - Fundamentals of educational planning. .
392 392
Fundamentals of educational planning.
379 / U3a