APA
"United Nations I. E. a. S. A. (. o., "United Nations I. E. a. S. A. (. o., . (1979). Social welfare and family planning. New: York UN USA.
Chicago
"United Nations Inernational Economic and Social Affairs (Deptt of....)", "United Nations Inernational Economic and Social Affairs (Deptt of....)", . 1979. Social welfare and family planning. New: York UN USA.
Harvard
"United Nations I. E. a. S. A. (. o., "United Nations I. E. a. S. A. (. o., . (1979). Social welfare and family planning. New: York UN USA.
MLA
"United Nations Inernational Economic and Social Affairs (Deptt of....)", "United Nations Inernational Economic and Social Affairs (Deptt of....)", . Social welfare and family planning. New: York UN USA. 1979.