Layton-Henry, Z. (1990). The Political rights of migrant workers in Western Europe. Sage Publications.
Lua i Stíl Chicago (17ú heag.)Layton-Henry, Zig. The Political Rights of Migrant Workers in Western Europe. London ; Newbury Park, Calif.: Sage Publications, 1990.
Lua MLA (8ú heag.)Layton-Henry, Zig. The Political Rights of Migrant Workers in Western Europe. Sage Publications, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.