World Bank Group & ebrary, Inc. (2010). Improving primary health care delivery in Nigeria: Evidence from four states. World Bank Group.
芝加哥风格引文World Bank Group 与 Inc ebrary. Improving Primary Health Care Delivery in Nigeria: Evidence from Four States. Washington, D.C.: World Bank Group, 2010.
MLA引文World Bank Group 与 Inc ebrary. Improving Primary Health Care Delivery in Nigeria: Evidence from Four States. World Bank Group, 2010.
警告：这些引文格式不一定是100％准确.