Kays, Roland W. and Don E. Wilson.Mammals of North America. Princeton University Press, 2002. Field guide to North American mammals.
Macdonald, David, ed.Encyclopedia of Mammals. Facts on File, 1984, 2001. Popular accounts of all mammal species of the world.
Nowak, Ronald M.Walker's Mammals of the World. 6th ed. John Hopkins University Press, 1991, 1999. Technical accounts of mammal species with black and white photographs.