@misc{Krzeczkowski_Konstanty_(1879–1939)_Uwagi_1936,
 author={Krzeczkowski, Konstanty (1879–1939)},
 copyright={Public Domain},
 address={Warszawa},
 howpublished={online},
 year={1936},
 language={pol},
 title={Uwagi nad drogami opieki społecznej},
 type={Text},
 URL={http://www.rcin.org.pl/Content/87062/PDF/WA004_20702_U6777_Krzeczkowski-Uwagi.pdf},
}