@misc{Haberlandt_Michael_(1860-1940)_Nauka, author={Haberlandt, Michael (1860-1940)}, howpublished={online}, publisher={Wydawnictwo M. Arcta}, language={polski}, type={book}, title={Nauka o ludach}, keywords={1901-2000, 1901-1914, Etnografia, Etnologia i antropologia kulturowa}, }