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 "Addison, Tony and Osei, Robert and World Institute for Development Economics Research and United Nations University",Taxation and fiscal reform in Ghana,,"World Institute for Development Economics Research, United Nations University",2001,WIDER discussion paper,,9291900168,,https://cir.nii.ac.jp/crid/1130282271038786304