@misc{Warszewicki_Krzysztof_(1543-1603)._Autor_Christophori,
 author={Warszewicki, Krzysztof (1543-1603). Autor},
 howpublished={online},
 publisher={In Officina Lazari,},
 language={lat},
 type={stary druk},
 title={Christophori Warsevicii, De Optimo Statv Libertatis, Libri duo.},
 keywords={Stare druki, Polonica, Szlachta, Polska},
}