Warner, Ezra J.Generals in Gray: Lives of the Confederate Commanders. Baton Rouge: Louisiana State University Press, 1959. (ISBN0-8071-0823-5). pp. 250-251.
Eicher, John H., and David J. Eicher, Civil War High Commands. Stanford: Stanford University Press, 2001. (ISBN0-8047-3641-3). p. 608.
