@misc{Perzanowska_Joanna_Wycieczka_2007,
 author={Perzanowska, Joanna},
 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},
 title={Wycieczka III - Dolinki Jurajskie},
 title={Dolinki Jurajskie - przyroda},
 type={Text},
 URL={http://rcin.org.pl/Content/116402/PDF/KR038_133471_r2007_WarSPKriO-Perzanowska-54-55.pdf},
 keywords={Kraków - nature},
}