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 "Princeton University. Industrial Relations Section and Baker, Helen and Dahl, Dorothy",Group health insurance and sickness benefit plans in collective bargaining,,"Industrial Relations Section, Department of Economics and Social Institutions, Princeton University",1945,Research report series,,,,https://cir.nii.ac.jp/crid/1130000795596555776