BARANOWSKA, Wanda and KOSIOREK, Małgorzata. Immigrant Students – challenge for national education in the perspective of the experience of the project “Portfolio of Integration” (POI). Przegląd Badań Edukacyjnych (Educational Studies Review). Online. 5 December 2014. Vol. 1, no. 18, pp. 233-248. [Accessed 20 July 2024]. DOI 10.12775/PBE.2014.016.