@misc{Mickiewicz_Adam_(1798-1855)_Konrad_1878,
 author={Mickiewicz, Adam (1798-1855)},
 address={Lipsk},
 howpublished={online},
 year={1878},
 publisher={F. A. Brockhaus},
 language={pol},
 title={Konrad Wallenrod},
 type={tekst},
}