APA
"United Nations E. C. f. A., "United Nations E. C. f. A., . (1974). Development education. New: York UN.
Chicago
"United Nations Economic Commission for Africa", "United Nations Economic Commission for Africa", . 1974. Development education. New: York UN.
Harvard
"United Nations E. C. f. A., "United Nations E. C. f. A., . (1974). Development education. New: York UN.
MLA
"United Nations Economic Commission for Africa", "United Nations Economic Commission for Africa", . Development education. New: York UN. 1974.