APA (7th ed.) Citation

International Institute for Educational Planning & Hallak, J. (1967). Educational costs and productivity: Contributions to a seminar for professors of educational planning (economics) of the regional centres of Unesco, held at the International Institute for Educational Planning, 5-16 June 1967. Unesco.

Chicago Style (17th ed.) Citation

International Institute for Educational Planning and Jacques Hallak. Educational Costs and Productivity: Contributions to a Seminar for Professors of Educational Planning (economics) of the Regional Centres of Unesco, Held at the International Institute for Educational Planning, 5-16 June 1967. [Paris]: Unesco, 1967.

MLA (9th ed.) Citation

International Institute for Educational Planning and Jacques Hallak. Educational Costs and Productivity: Contributions to a Seminar for Professors of Educational Planning (economics) of the Regional Centres of Unesco, Held at the International Institute for Educational Planning, 5-16 June 1967. Unesco, 1967.