@misc{Kowalski_Zdzisław_Julian_(1876–1902)_Hygiena_1901,
 author={Kowalski, Zdzisław Julian (1876–1902)},
 copyright={Public Domain},
 address={Warszawa},
 howpublished={online},
 year={1901},
 publisher={[s.n.]},
 publisher={(druk J. Sikorskiego)},
 language={pol},
 title={Hygiena i etyka życia płciowego : szkic popularny},
 type={Text},
 URL={http://www.rcin.org.pl/Content/29981/PDF/WA004_20077_T1319_Kowalski-Hygiena.pdf},
 keywords={sociology of erotism, prostitution (19 c.)},
}