@misc{Jażdżewska_Teresa_Hirudinea_2002, author={Jażdżewska, Teresa and Wiedeńska, Jolanta}, copyright={Creative Commons Attribution BY 3.0 PL license}, address={Kraków}, howpublished={online}, year={2002}, publisher={Institute of Nature Conservation of the Polish Academy of Sciences}, language={pol}, title={Hirudinea Leeches}, type={Text}, URL={http://www.rcin.org.pl/Content/115041/PDF/KR038_97767_r2002_CzLZ-Jazdzewska-144-145.pdf}, keywords={red data list, threatened species, leeches, Hirudinea}, }