@misc{,
 editor={Carus, Julius Victor (1823–1903) : Translator},
 copyright={Public Domain},
 howpublished={online},
 type={Text},
 URL={http://www.rcin.org.pl/Content/27388/PDF/wa488_4297_882_t10-darwin-wirkungen.pdf},
 keywords={Darwin, Charles (1809-1882), Biological evolution, Natural history},
}