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
"Gedamu, Yohannes",The politics of contemporary Ethiopia : ethnic federalism and authoritarian survival,,Routledge,2022,African governance,,9781032029047,,https://cir.nii.ac.jp/crid/1130574556044621729