World Bank & Preker, A. S. (2007). Public ends, private means: Strategic purchasing of health services. World Bank.
芝加哥风格引文World Bank 与 Alexander S. Preker. Public Ends, Private Means: Strategic Purchasing of Health Services. Washington, D.C.: World Bank, 2007.
MLA引文World Bank 与 Alexander S. Preker. Public Ends, Private Means: Strategic Purchasing of Health Services. World Bank, 2007.
警告：这些引文格式不一定是100％准确.