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 "Bjørkelo, Anders J.","Prelude to the Mahdiyya : peasants and traders in the Shendi region, 1821-1885",,Cambridge University Press,1989,African studies series,,052135336X,,https://cir.nii.ac.jp/crid/1130000796325711744