U.S. G.P.O. ; For sale by the Books and Open-File Reports Section, U.S. Geological Survey,
Conceptual design for the National Water Information System
National Water Information System
U.S. Geological Survey Bulletin ;
Edwards, Melvin D.
Putnam, Arthur L.
Hutchison, Norman E., 1932-
Geological Survey (U.S.)
by Melvin D. Edwards, Arthur L. Putnam, and Norman E. Hutchison.
Conceptual design for the National Water Information System