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 "Hoffmaister, Alexander W. and Roldos, Jorge E. and Wickham, Peter and Mathieson, Donald",Macroeconomic fluctuations in Sub-Saharan Africa,,International Monetary Fund,1997,IMF working paper,,,,https://cir.nii.ac.jp/crid/1130282271749010048