APA
United Nations. Department of International Economic and Social Affairs, . (1979). Launching a third decade of development. New York: United Nations.
Chicago
United Nations. Department of International Economic and Social Affairs, . 1979. Launching a third decade of development. New York: United Nations.
Harvard
United Nations. Department of International Economic and Social Affairs, . (1979). Launching a third decade of development. New York: United Nations.
MLA
United Nations. Department of International Economic and Social Affairs, . Launching a third decade of development. New York: United Nations. 1979.