@misc{Boulenger_Edward_George_(1888–1946)_Animals_1930,
 author={Boulenger, Edward George (1888–1946)},
 copyright={Public Domain},
 address={London},
 howpublished={online},
 year={1930},
 publisher={Ward, Lock & Co., Limited},
 language={eng},
 title={Animals in the wild and in captivity},
 type={Text},
 URL={http://rcin.org.pl/Content/130790/PDF/WA488_160629_201213_Boulenger-Animals.pdf},
 keywords={Animal behavior, Apes - babies - the dinner hour - pioneers of flight - loading the larder - zoo garden supplies, Zoology, Animals -- Captivity},
}