Columbia subject headings:
Water quality management--Mexican-American Border Region.
Water-supply--Mexican-American Border Region--Management.
Harvard subject headings:
Water quality management--Mexican-American Border Region.
Water-supply--Mexican-American Border Region--Management.
Princeton subject headings:
Groundwater--Mexican-American Border Region--Congresses.
Mexico--Relations--United States--Congresses.
United States--Relations--Mexico--Congresses.
Water quality management--Mexican-American Border Region--Congresses.
Water resources development--Mexican-American Border Region--Congresses.
Water use--Law and legislation--Mexico--Congresses.
Water use--Law and legislation--United States--Congresses.
Water use--Mexican-American Border Region--Congresses.
Water-supply--Law and legislation--Mexico--Congresses.
Water-supply--Law and legislation--United States--Congresses.
Water-supply--Mexican-American Border Region--Congresses.