@misc{Proudhon_Pierre-Joseph_(1809-1865)_La,
 author={Proudhon, Pierre-Joseph (1809-1865)},
 address={Paris},
 howpublished={online},
 publisher={E. Dentu},
 publisher={Imp. L. Tinterlin et Ce},
 language={fre},
 type={broszura},
 title={La justice en Pologne et réponse a Proudhon},
}