@misc{Seigneur_Georges_La,
 author={Seigneur, Georges},
 address={Paris},
 howpublished={online},
 publisher={Victor Palmé},
 publisher={É. Dentu},
 publisher={Imp. W. Remquet},
 language={fre},
 type={broszura},
 title={La Pologne et l'Europe},
}