@misc{Mniszek_Tchorznicki_Mieczysław_Ochrona_[ca,
 author={Mniszek Tchorznicki, Mieczysław},
 copyright={Public Domain},
 address={Warszawa},
 address={(Warszawa)},
 howpublished={online},
 year={[ca 1935]},
 publisher={Nakł. autora},
 publisher={(Drukiem Zakł. Graf. Tow. Wyd. "Bluszcz")},
 language={pol},
 title={Ochrona przyrody na wsi},
 URL={http://rcin.org.pl/Content/56695/PDF/WA058_3271_K2039_Ochr-przyr-Tchorznic.pdf},
 keywords={social aspects, environmental aspects, nature conservation, villages, ecology, Poland},
}