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 "Dixit, Avinash K. and Stiglitz, Joseph E.",Monopolistic competition and optimum product diversity,,"Institute for Mathematical Studies in the Social Sciences, Stanford Univ.",1974,The economics series : technical report,,,,https://cir.nii.ac.jp/crid/1130282271164706176