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
"El-Eian, Mohamed A. and Fischer, Stanley",Is MENA a region? the scope for regional integration,,International Monetary Fund,1996,IMF working paper,,,,https://cir.nii.ac.jp/crid/1130000795478663424