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 "Katzenstein, Peter J.","From many one and from one many : political unification, political fragmentation and cultural cohesion in Europe since 1815",,"Western Societies Program, Center for International Studies, Cornell University",1974,Western Societies Program occasional paper,,,,https://cir.nii.ac.jp/crid/1130000794105715968