World Bank. (2014). The little data book on private sector development 2014. The World Bank.
芝加哥风格引文World Bank. The Little Data Book on Private Sector Development 2014. Washington, District of Columbia: The World Bank, 2014.
MLA引文World Bank. The Little Data Book on Private Sector Development 2014. The World Bank, 2014.
警告：这些引文格式不一定是100％准确.