@misc{_Warszawa._[około,
 copyright={Public Domain},
 address={[Warszawa ]},
 howpublished={online},
 year={[około 1913]},
 language={pol},
 title={Warszawa.},
 type={Text},
 URL={http://www.rcin.org.pl/Content/234606/WA248_269105_Ikon.Fund.Mich-33899-33942_warszawa_o.pdf},
 keywords={Varsaviana - 20th c.},
}