Kuptsch, C. (2004). The protection of illegally employed foreign workers: Mission impossible? International Labour Organization.
Citazione stile Chigago Style (17a edizione)Kuptsch, Christiane. The Protection of Illegally Employed Foreign Workers: Mission Impossible? International Labour Organization, 2004.
Citatione MLA (9a ed.)Kuptsch, Christiane. The Protection of Illegally Employed Foreign Workers: Mission Impossible? International Labour Organization, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.