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 "Gagnon, Alain and Keil, Soeren and Mueller, Sean",Understanding federalism and federation,,Ashgate,2015,Federalism studies,,9781472433893,,https://cir.nii.ac.jp/crid/1130282268780776576