@misc{Eulitz_Oskar_Kreis,
 author={Eulitz, Oskar and Baron, Paul},
 howpublished={online},
 publisher={Geographischen Institut Paul Baron, Liegnitz},
 language={ger},
 type={mapy},
 title={Kreis Kempen},
 keywords={Kępno, Kempen, mapa adminstracyjna},
}