the World Bank. (2004). Doing Business 2004: Understanding regulation. World Bank Group.
芝加哥风格引文the World Bank. Doing Business 2004: Understanding Regulation. Washington: World Bank Group, 2004.
MLA引文the World Bank. Doing Business 2004: Understanding Regulation. World Bank Group, 2004.
警告：这些引文格式不一定是100％准确.