著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL United States. Congressional Budget Office,Managed competition and its potential to reduce health spending,[Microfiche ed.],William S. Hein,1993,Congressional Budget Office publications,,,,https://cir.nii.ac.jp/crid/1130000796801286144