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
"Abegaz, Berhanu","A tributary model of state formation : Ethiopia, 1600-2015",,Springer,2018,"Advances in African economic, social and political development",,9783319757797,,https://cir.nii.ac.jp/crid/1130282268971372672