Columbia subject headings:
Natural resources--West (U.S.)--Congresses.
Water resources development--West (U.S.)--Congresses.
Harvard subject headings:
Natural resources--West (U.S.)--Congresses.
Water resources development--West (U.S.)--Congresses.
Princeton subject headings:
Natural resources--West (U.S.)--Congresses.
Water resources development--West (U.S.)--Congresses.