@misc{_Kreis-Blatt, howpublished={online}, publisher={Merzbach, Ludwik}, language={ger}, type={gazeta}, title={Kreis-Blatt des Kreises Posen-Ost 1891.05.16 Jg.4 Nr20}, keywords={Kreis Posen-Ost, Posen-Ost, powiat poznaƄski wschodni}, }