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
"Beshir, Mohamed Omer","The Nile Valley countries, continuity and change",,"Institute of African and Asian Studies, University of Khartoum",1984,Sudanese library series,,,,https://cir.nii.ac.jp/crid/1130282273252247808