APA
Hallak J, UNITED NATIONS EDUCATIONAL S. A. C. O. & UNITED NATIONS EDUCATIONAL S. A. C. O. (1969). Analysis of educational costs and expenditure. Paris: UNESCO France.
Chicago
Hallak J, UNITED NATIONS EDUCATIONAL SCIENTIFIC AND CULTURAL ORGANIZATION and UNITED NATIONS EDUCATIONAL SCIENTIFIC AND CULTURAL ORGANIZATION. 1969. Analysis of educational costs and expenditure. Paris: UNESCO France.
Harvard
Hallak J, UNITED NATIONS EDUCATIONAL S. A. C. O. and UNITED NATIONS EDUCATIONAL S. A. C. O. (1969). Analysis of educational costs and expenditure. Paris: UNESCO France.
MLA
Hallak J, UNITED NATIONS EDUCATIONAL SCIENTIFIC AND CULTURAL ORGANIZATION and UNITED NATIONS EDUCATIONAL SCIENTIFIC AND CULTURAL ORGANIZATION. Analysis of educational costs and expenditure. Paris: UNESCO France. 1969.
