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
"Covarrubias, Alvaro J. and World Bank",Lending for electric power in Sub-Saharan Africa,,World Bank,1996,A World Bank operations evaluation study,,0821336444,,https://cir.nii.ac.jp/crid/1130282271580753664