@misc{Sandorn_Elwin_R_Zoo_[post,
 author={Sandorn, Elwin R},
 editor={Rząśnicki, Adolf (1884–1953). Kolekcjoner},
 copyright={Rights Reserved - Restricted Access},
 howpublished={online},
 year={[post 1929]},
 language={pol},
 title={Zoo New York},
 keywords={hybrids, Equus grevyi, mammals, horse family, Mammalia, Equidae, photograps of animals, breeding centers, zebras, zoo, zoo animals, grevy's zebra, Equus zebra zebra, Crawshay's zebra, Grant's zebra, Equus burchelli},
}