S. Kubiciel-Lodzinska, B. Solga (2018). EXPENSIVE AS A FOREIGNER. ADDITIONAL COSTS INCURRED BY COMPANIES EMPLOYING FOREIGNERS. 5th International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM 2018, 327-334. https://doi.org/10.5593/sgemsocial2018/4.1/S18.042