Denver, Colo. (Engineering and Resources Center, Denver Federal Center, P.O. Box 25007, Denver 80225) : U.S. Dept. of the Interior, Water and Power Resources Service : U.S. G.P.O., [1981]
Washington, D.C. : For sale by the Superintendent of Documents, U.S. Government Printing Office ; Denver, Colorado : Bureau of Reclamation, Engineering and Research Center