APA
(1987). Division of educational sciences, contents and methods of education. Paris, France: United Nations Educational, Scientific and Cultural Organization.
Chicago
1987. Division of educational sciences, contents and methods of education. Paris, France: United Nations Educational, Scientific and Cultural Organization.
Harvard
(1987). Division of educational sciences, contents and methods of education. Paris, France: United Nations Educational, Scientific and Cultural Organization.
MLA
Division of educational sciences, contents and methods of education. Paris, France: United Nations Educational, Scientific and Cultural Organization. 1987.
