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 American Enterprise Institute for Public Policy Research,The integration of private pension plans with social security : new rules proposed by Internal Revenue Service,,American Enterprise Institute for Public Policy Research,1968,Special analysis,,,,https://cir.nii.ac.jp/crid/1130282269093953536