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 "Grofman, Bernard and Blais, André and Bowler, Shaun","Duverger's law of plurality voting : the logic of party competition in Canada, India, the United Kingdom and the United States",,Springer,2009,Studies in public choice,,"9780387097190,9781441918857",,https://cir.nii.ac.jp/crid/1130000795751304192