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 "Kapuy, Klaus",The social security position of irregular migrant workers : new insights from national social security law and international law,,"Intersentia,Metro",2011,Ius commune,,9781780680309,,https://cir.nii.ac.jp/crid/1130000796707414144