Shiflet, T.N. 1975. Range sites and soils in the United States. In: Hyder, D.N., ed. Arid shrublands–Proceedings of the 3rd workshop of the United States/Australia rangelands panel. 1973 March 26-April 5; Tucson, AZ. Denver, CO: Society for Range Management: 26-32.

Shiflet, T.N. 1975. Range sites and soils in the United States. In: Hyder, D.N., ed. Arid shrublands–Proceedings of the 3rd workshop of the United States/Australia rangelands panel. 1973 March 26-April 5; Tucson, AZ. Denver, CO: Society for Range Management: 26-32.