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 "Vos, Marc de and Barnard, Catherine",European Union internal market and labour law : friends or foes?,,Intersentia,2009,Social Europe series,,9789050959148,,https://cir.nii.ac.jp/crid/1130000794933298944