@misc{Potkański_Karol_(1861–1907)_O_[1903],
 author={Potkański, Karol (1861–1907)},
 copyright={Public Domain},
 address={[Warszawa]},
 howpublished={online},
 year={[1903]},
 publisher={[Ludwik Straszewicz]},
 language={pol},
 title={O pochodzeniu wsi polskiej},
 type={Text},
 URL={http://rcin.org.pl/Content/74687/PDF/WA248_92804_F-23-061_potkanski-o-poch_o.pdf},
 keywords={Polish History - until 1505},
}