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 "Swenden, Wilfried",Federalism and second chambers : regional representation in parliamentary federations : the Australian Senate and German Bundesrat compared,,P.I.E.-Peter Lang,2004,Regionalism & federalism,,"9052012113,0820466131",,https://cir.nii.ac.jp/crid/1130000795876963712