United Nations Industrial Development Organization. (1975). Industrial Development Survey: Special issue for the Second General Conference of UNIDO. United Nations Industrial Development Organization.
Cita Chicago (17th ed.)United Nations Industrial Development Organization. Industrial Development Survey: Special Issue for the Second General Conference of UNIDO. New York: United Nations Industrial Development Organization, 1975.
Cita MLA (9th ed.)United Nations Industrial Development Organization. Industrial Development Survey: Special Issue for the Second General Conference of UNIDO. United Nations Industrial Development Organization, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.