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 Nederlands Economisch Instituut,Subsidies and the substitution of labour for capital : a case study of two-man operations in municipal transport,,Netherlands Economic Institutereg,1956,Publication,,,,https://cir.nii.ac.jp/crid/1130000796772287104