APA
Leon A., International Bureau of Education, . (1985). The history of education today. Paris: Unesco.
Chicago
Leon Antoine, International Bureau of Education, . 1985. The history of education today. Paris: Unesco.
Harvard
Leon A., International Bureau of Education, . (1985). The history of education today. Paris: Unesco.
MLA
Leon Antoine, International Bureau of Education, . The history of education today. Paris: Unesco. 1985.