Παραπομπή APA

Hallak, J. (1969). The analysis of educational costs and expenditure. Unesco: International Institute for Educational Planning.

Παραπομπή Chicago Style

Hallak, J. The Analysis of Educational Costs and Expenditure. Unesco: International Institute for Educational Planning, 1969.

Παραπομπή MLA

Hallak, J. The Analysis of Educational Costs and Expenditure. Unesco: International Institute for Educational Planning, 1969.

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