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 "López-Cálix, José R. and Walkenhorst, Peter and Diop, Ndiamé and World Bank",Trade competitiveness of the Middle East and North Africa : policies for export diversification,,World Bank,2010,Directions in development,,9780821380741,,https://cir.nii.ac.jp/crid/1130282272447526144