8CUTS Center for International Trade, Economics and Environment , 2004, "Unpacking Transparency in Government Procurement", Jaipur Printers P. Ltd. 被引量:1
9Steven Kelman. 1990. "Procurement and Public Management", The AEI Press, 1 -15. 被引量:1
10FY2011 Budget in Brief, http: //www. ustreas.gov. 被引量:1