@misc{Rząśnicki_Adolf_(1884–1953)._Kolekcjoner_Zoo_1931-1939,
 author={Rząśnicki, Adolf (1884–1953). Kolekcjoner and Żabiński, Jan (1897–1974)},
 editor={Rząśnicki, Adolf (1884–1953). Kolekcjoner},
 copyright={Rights Reserved - Restricted Access},
 howpublished={online},
 year={1931-1939},
 language={pol},
 title={Zoo Warszawa},
 keywords={hybrids, Equus grevyi, mammals, horse family, ssaki, Mammalia, Equidae, photograps of animals, breeding centers, zebra Hartmana, zebra Chapmana, zebras, zebra Ward'a, zoo, zoo animals, donkeys, grevy's zebra, Warsaw (Poland)},
}