@misc{Sawicki_Ludwik_(1893–1972)_Warszawa_1933,
 author={Sawicki, Ludwik (1893–1972)},
 volume={47},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Spuścizna prof. Ludwika Sawickiego : teczki archiwalne},
 howpublished={online},
 year={1933},
 language={pol},
 type={Text},
 title={Warszawa - Żoliborz : fotografie},
 URL={http://rcin.org.pl/Content/77100/PDF/WA308_90145_A-TA-LS-47-4_Warszawa-Zoliborz_I.pdf},
 keywords={Żoliborz (Warsaw, Poland), Warsaw, mazowieckie voivodeship (Poland)},
}