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,Emerging electronic methods for making retail payments,,"Congress of the U.S., Congressional Budget Office : For sale by the U.S. G.P.O., Supt. of Docs.",1996,A CBO study,,0160487064,,https://cir.nii.ac.jp/crid/1130000797216977664