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 "Machin, Stephen and Wilkinson, David and Institute for Public Policy Research (London, England)",Employee training : unequal access and economic performance,,Institute for Public Policy Research,1995,Issue paper,,1860300162,,https://cir.nii.ac.jp/crid/1130000795159925504