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,"Effective federal tax rates, 1979-1997",,"Congress of the United States, Congressional Budget Office",2001,A CBO study,,0160509645,,https://cir.nii.ac.jp/crid/1130000796107957376