@misc{bearb._im_Geograph._Institut_Paul_Baron_Kreis,
 author={bearb. im Geograph. Institut Paul Baron},
 address={Lissa},
 howpublished={online},
 publisher={Oskar Eulitz Verlag},
 language={ger},
 title={Kreis Ortelsburg},
 type={mapa},
 keywords={Szczytno (okręg) -- mapy -- 1918-1939 r, mapy topograficzne},
}