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 "Sah, Raaj Kumar and Stiglitz, Joseph E. and Yale University. Economic Growth Center",Sources of technological divergence between developed and less developed economies,,"Yale University, Economic Growth Center",1990,Center paper,,,,https://cir.nii.ac.jp/crid/1130282273292943488