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
"Kerf, Michel and Smith, Warrick",Privatizing Africa's infrastructure : promise and challenge,,World Bank,1996,World Bank technical paper,,0821337440,,https://cir.nii.ac.jp/crid/1130000796748416384