@misc{Pieczyńska_Ewa_Rzóska,_1977,
 author={Pieczyńska, Ewa},
 volume={23},
 editor={Polska Akademia Nauk. Komitet Ekologii},
 number={3},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Wiadomości Ekologiczne},
 address={Warszawa},
 howpublished={online},
 year={1977},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={pol},
 title={Rzóska, J. (Red.) 1976 - The Nile biology of an ancient river - Monographiae Biologicae, 29, Dr. W. Junk B. V., Publishers, Hague, ss. 417},
 type={Text},
 URL={http://rcin.org.pl/miiz/Content/155646/PDF/WA058_109546_P3259-23_Eko-Pol-B.pdf},
 keywords={freshwater biology, stream ecology, Nile River, reviews},
}