United Nations. (1964). World economic survey 1963: Current economic developments. United Nations.
استشهاد بنمط شيكاغوUnited Nations. World Economic Survey 1963: Current Economic Developments. New York: United Nations, 1964.
MLA استشهادUnited Nations. World Economic Survey 1963: Current Economic Developments. United Nations, 1964.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.