@misc{Szafer_Władysław_(1886–1970)_Kartoteka_Unpublished, author={Szafer, Władysław (1886–1970)}, copyright={Public Domain}, howpublished={online}, year={Unpublished}, language={mul}, title={Kartoteka "Biblioteka Prof. Władysława Szafera" : Gro-Halle}, type={Text}, URL={http://www.rcin.org.pl/Content/78942/PDF/KR171_93701_Kart-Szafera_Gro-Halle.pdf}, }