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
"Ugaz, Cecilia and World Institute for Development Economics Research",Regulation of social services in the least developed countries : what are the issues at stake?,,UNU World Institute for Development Economics Research,1999,WIDER working papers,,9524550210,,https://cir.nii.ac.jp/crid/1130282270061527296