@misc{Library_of_the_Institute_of_Dendrology_of_the_Polish_Academy_of_Sciences_Bek-Bel_1950-1996,
 author={Library of the Institute of Dendrology of the Polish Academy of Sciences},
 copyright={Public Domain},
 howpublished={online},
 year={1950-1996},
 language={mul},
 type={Text},
 title={Bek-Bel},
 URL={http://www.rcin.org.pl/Content/159755/PDF/KOR001_168255_1950-1996_Bek-Bel.pdf},
 keywords={alphabetical catalog, library catalog},
}