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 "Osei, Robert and Quartey, Peter and World Institute for Development Economics Research and United Nations University",The HIPC initiative and poverty reduction in Ghana : an assessment,,"World Institute for Development Economics Research, United Nations University",2001,WIDER discussion paper,,9291900605,,https://cir.nii.ac.jp/crid/1130000795337723648