Columbia subject headings:
Water resources development--Middle East--Congresses.
Water rights--Middle East--Congresses.
Water-supply--Middle East--Congresses.
Water-supply--Political aspects--Middle East--Congresses.
Harvard subject headings:
Princeton subject headings:
Water resources development--Middle East--Congresses.
Water rights--Middle East--Congresses.
Water-supply--Middle East--Congresses.
Water-supply--Political aspects--Middle East--Congresses.