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 "庭田, 範秋 and Niwata, Noriaki",The economic theory of insurance and social security,,"Society of Business and Commerce, Keio University",1971,Keio monographs of business and commerce,,,,https://cir.nii.ac.jp/crid/1130282270215879040