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 "Beshai, Adel Amin","Export performance & economic development in Sudan, 1900-1967",,"Ithaca Press for the Middle East Centre, St Antony's College",1976,St. Antony's Middle East monographs,,0903729156,,https://cir.nii.ac.jp/crid/1130282270113229824