@misc{Koeppen_Arnold_Pyritz,
 author={Koeppen, Arnold},
 howpublished={online},
 publisher={Pommernverlag Max Mallin},
 language={ger},
 type={książka},
 title={Pyritz 1807-1813 : Akten, Briefe und Urkunden aus schwerer Zeit},
 keywords={Pyrzyce (Polska), 19 w.},
}