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,Future investment in drinking water and wastewater infrastructure,,"Congress of the United States, Congressional Budget Office",2002,A CBO study,,0160512433,,https://cir.nii.ac.jp/crid/1130000797295401088