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
"Hjarnø, Jan",Illegal immigrants and developments in employment in the labour markets of the EU,,Ashgate,2003,Research in migration and ethnic relations series,,0754616886,,https://cir.nii.ac.jp/crid/1130000795608385408