United Nations. (1996). World economic survey 1963 : Trade and development: Trends, needs and policies. United Nations.
芝加哥风格引文United Nations. World Economic Survey 1963 : Trade and Development: Trends, Needs and Policies. New York: United Nations, 1996.
MLA引文United Nations. World Economic Survey 1963 : Trade and Development: Trends, Needs and Policies. United Nations, 1996.
警告：这些引文格式不一定是100％准确.