@misc{Daun_Berthold_(1872-?)_Siemering,
 author={Daun, Berthold (1872-?)},
 address={Bielefeld},
 address={Leipzig},
 howpublished={online},
 publisher={Verlag von Velhagen & Klasing},
 language={ger},
 type={książka},
 title={Siemering},
 keywords={Siemering, Rudolf Leopold (1835-1905)},
}