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 "Piekkola, Hannu and Snellman, Kenneth",Collective bargaining and wage formation : performance and challenges,,Physica-Verlag,2005,Research Institute of the Finnish Economy,,3790815586,,https://cir.nii.ac.jp/crid/1130282272904406784