@misc{Putzger_F.W._F.W.Putzger's,
 author={Putzger, F.W.},
 address={Bielefeld},
 address={Leipzig},
 howpublished={online},
 publisher={Verlag von Velhagen & Klasing},
 language={ger},
 title={F.W.Putzger's Historischer Schul-Atlas},
 keywords={kartografia, mapy historyczne, atlasy, historia},
}