United Nations. Department of Economic and Social Affairs. (2008). National development strategies: Policy notes. United Nations.
芝加哥风格引文United Nations. Department of Economic and Social Affairs. National Development Strategies: Policy Notes. New York: United Nations, 2008.
MLA引文United Nations. Department of Economic and Social Affairs. National Development Strategies: Policy Notes. United Nations, 2008.
警告：这些引文格式不一定是100％准确.