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. Social Security Administration. Office of Research and Statistics,Social security programs in the United States,,"U.S. Dept. of Health and Human Services, Social Security Administration, Office of Research and Statistics,Supt. of Docs., U.S. G.P.O., distributor",1994,SSA Publication,,,,https://cir.nii.ac.jp/crid/1130282270933121920