@misc{Cesarska_Biblioteka_Uniwersytecka_(Warszawa)_Pravila_1903],
 author={Cesarska Biblioteka Uniwersytecka (Warszawa)},
 copyright={Public Domain},
 address={[Varšava},
 howpublished={online},
 year={1903]},
 publisher={s. n.},
 language={rus},
 type={Text},
 title={Pravila Biblioteki Imperatorskago Varsavškago Universiteta.},
 URL={http://www.rcin.org.pl/Content/146904/PDF/WA248_168575_F-17-946_prawila-biblioteki_o.pdf},
 keywords={Library sciences},
}