@misc{Mohr_Erna_(1894–1968)_Zoo_1951,
 author={Mohr, Erna (1894–1968)},
 editor={Rząśnicki, Adolf (1884–1953). Collector},
 copyright={Rights Reserved - Restricted Access},
 address={[ca 1910-1940].},
 howpublished={online},
 year={1951},
 language={pol},
 title={Zoo Köln},
 keywords={mammals, horse family, Mammalia, Equidae, photograps of animals, breeding centers, zebras, Boehm's zebra, zoo, Equus, Kologne (Germany)},
}