APA
(1986). International yearbook of education volume xxxvii -1985. London: United Nations educational.
Chicago
1986. International yearbook of education volume xxxvii -1985. London: United Nations educational.
Harvard
(1986). International yearbook of education volume xxxvii -1985. London: United Nations educational.
MLA
International yearbook of education volume xxxvii -1985. London: United Nations educational. 1986.