@misc{Geographisches_Institut_in_Weimar_Die,
 author={Geographisches Institut in Weimar},
 howpublished={online},
 publisher={im Verlage des Geograph. Instituts},
 language={ger},
 title={Die Herrschaft Bütow = La Seigneurie de Butow. Sec. 13},
 type={mapa},
 keywords={miedzioryt, Bytów, Bütow, 19 w., mapa topograficzna},
}