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
"Hassen, Mohammed","The Oromo of Ethiopia : a history, 1570-1860",,Cambridge University Press,1990,African studies series,,0521380111,,https://cir.nii.ac.jp/crid/1130000797838240000