United Nations. (1986). World Economic Survey 1986: Current Trends and Policies in the World Economy. United Nations.
Cita Chicago (17th ed.)United Nations. World Economic Survey 1986: Current Trends and Policies in the World Economy. New York: United Nations, 1986.
Cita MLA (9th ed.)United Nations. World Economic Survey 1986: Current Trends and Policies in the World Economy. United Nations, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.