@misc{Sawicki_Ludwik_(1893–1972)_Fotografie,
 author={Sawicki, Ludwik (1893–1972)},
 volume={45},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Spuścizna prof. Ludwika Sawickiego : teczki archiwalne},
 howpublished={online},
 language={pol},
 title={Fotografie},
 type={Text},
 URL={http://www.rcin.org.pl/Content/77051/PDF/WA308_90098_A-TA-LS-45-6_Fotografie_I.pdf},
 keywords={Bielany (Warsaw, Poland), Warsaw, mazowieckie voivodeship (Poland)},
}