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. Congress. Joint Economic Committee,"European social security systems : a comparative analysis of programs in England, Sweden, and the common market countries, together with a description of the U.S. system : materials prepared for the Joint Economic Committee, Congress of the United States",,[s. n.],,Economic policies and practices,,,,https://cir.nii.ac.jp/crid/1130000797128960640