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
"Malwal, Bona",Sudan and South Sudan : from one to two,,Palgrave Macmillan,2015,St. Antony's series,,9781137437136,,https://cir.nii.ac.jp/crid/1130282270689980672