APA
"UNITED NATIONS I. E. A. S. A. (. o., "UNITED NATIONS I. E. A. S. A. (. o., . (1980). Activities of some centres centres engaged in research and information programmes in the field of youth. New: York UN.
Chicago
"UNITED NATIONS INTERNATIONAL ECONOMIC AND SOCIAL AFFAIRS (Deptt of-)", "UNITED NATIONS INTERNATIONAL ECONOMIC AND SOCIAL AFFAIRS (Deptt of-)", . 1980. Activities of some centres centres engaged in research and information programmes in the field of youth. New: York UN.
Harvard
"UNITED NATIONS I. E. A. S. A. (. o., "UNITED NATIONS I. E. A. S. A. (. o., . (1980). Activities of some centres centres engaged in research and information programmes in the field of youth. New: York UN.
MLA
"UNITED NATIONS INTERNATIONAL ECONOMIC AND SOCIAL AFFAIRS (Deptt of-)", "UNITED NATIONS INTERNATIONAL ECONOMIC AND SOCIAL AFFAIRS (Deptt of-)", . Activities of some centres centres engaged in research and information programmes in the field of youth. New: York UN. 1980.