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
"Clark, Robert Louis and Wharton School. Pension Research Council",Retirement systems in Japan,,"Published for the Pension Research Council, Wharton School, University of Pennsylvania by Irwin",1991,Ralph H. Blanchard memorial endowment series,,0256091412,,https://cir.nii.ac.jp/crid/1130282272830149760