@misc{Zając_Katarzyna_Ochrona_2007,
 author={Zając, Katarzyna},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 howpublished={online},
 year={2007},
 publisher={Institute of Nature Conservation of the Polish Academy of Sciences},
 language={pol},
 type={Text},
 title={Ochrona obszarowa},
 URL={http://www.rcin.org.pl/Content/79384/PDF/KR038_97859_r2007_IntegOP-Zajac-33-38.pdf},
 keywords={nature conservation, protected area system},
}