@misc{Oertzen_Friedrich_Wilhelm_von_(1898-1944)_Pilsudski,
 author={Oertzen, Friedrich Wilhelm von (1898-1944)},
 howpublished={online},
 publisher={Verlag von Charles Coleman},
 language={ger},
 title={Pilsudski},
 type={książka},
 keywords={Piłsudski, Józef (1867-1935)},
}