Jay, J.E., Havens, T.H., Hendricks, D.M., Post, D.F., and Guernsey, C.W., comps., 1983, Arizona general soil map, with supplement, Selected soil features and interpretations for major soils of Arizona: U.S. Department of Agriculture, Soil Conservation Service and University of Arizona, Agricultural Experiment Station, 1 sheet, scale 1:1,000,000.
