Nowak, Ronald M.
Walker's mammals of the world : 4th edition : volume I
The Johns Hopkins University Press, 1983
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Parker, Steve
Fantastic world of mammals
Miles Kelly, 2000
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Reproduction in mammals / edited by C.R. Austin, R.V. Short
Cambridge University Press, 1982
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Young, J.Z.
The life of mammals: their anatomy and physiology / J.Z. Young with the assistance of M.J. Hobbs
Clarendon Press, 1975
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The Encyclopaedia of mammals
edited by David Macdonald
Facts on File, 1993
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