@misc{Czyński_Jan_(1801–1867)_La,
 author={Czyński, Jan (1801–1867)},
 howpublished={online},
 publisher={Lacour},
 language={fre},
 type={druki ulotne},
 title={La Pologne catholique et la Pologne libérale},
 keywords={katolicyzm, liberalizm, Polska 19w.},
}