The Mammals of Louisiana and its Adjacent Waters
George H. Lowery
Louisiana State University, 1974

Mammals of North America
Roland Kays and Don Wilson
Princeton University Press, 2002

Mississippi Land Mammals: Distribution, Identification, Ecological Notes
James L. Wolfe
Mississippi Museum of Natural Science, Mississippi Game and Fish Commission, 1971

Tracking and the Art of Seeing: How to Read Animal Tracks and Sign
Paul Rezendes
Harper Collins Publishers, 2nd ed., 1999

The Wild Mammals of Missouri
C. W. Schwartz and Elizabeth R. Schwartz
Missouri Department of Conservation, 1981