@misc{Wilkosz_Ferdynand_Życie_1909,
 author={Wilkosz, Ferdynand},
 copyright={Public Domain},
 address={Kraków},
 howpublished={online},
 year={1909},
 publisher={Krajowe Towarzystwo Rybackie},
 language={pol},
 title={Życie raków},
 type={Text},
 URL={http://www.rcin.org.pl/Content/67760/PDF/WA058_85756_K8098_Zycie-Wilkosz.pdf},
 keywords={crayfish - biology, crayfish - disease},
}