Hurd, R.M.; Pond, F.W. 1958. Relative preference and productivity of species on summer cattle ranges, Big Horn Mountains, Wyoming. Journal of Range Management. 11(3): 109–114.
Hurd, R.M.; Pond, F.W. 1958. Relative preference and productivity of species on summer cattle ranges, Big Horn Mountains, Wyoming. Journal of Range Management. 11(3): 109114.