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Citations
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Anonymous. (1980, 1 January). She's all washed up. New York Daily News.
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Bower, J. N. (1980). For some endangered species, captive breeding programs are their last chance for life. National Parks and Conservation Magazine, (June), 16–19.
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Chubykina, H. L., Shilo, R.A. (1981). A study of diurnal activity rhythms in snow leopards and lynx (Panthera uncia and Felix lynx) at Novosibirsk Zoo. International Zoo Yearbook, 21, 193–196.
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Hansen, J. (1980). The snow leopard study, part one.
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Houston Zoological Society. (1979). Houston's summer snow.
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Aspinall, J. (1978). Some aspects of breeding tigers and other big cats. Friends of Howletts and Port Lympne, 1(Spring), 26–32.
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Friends of the Earth. (1981). Like the coat? The last owner was killed in it..
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Aspinall, J. (1979). New enclosures at Howletts and Port Lympne (Vol. 2).
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Asai, K. (1976). Animals waiting for salvation.
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Hemmer, H. Studies of Irbis, Uncia uncia: Munich State-collection Zoo.
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