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,Social security programs throughout the world - 1997,,"Social Security Administration, Office of Research, Evaluation and Statistics",1997,SSA Publication,,,,https://cir.nii.ac.jp/crid/1130000794217146496