Columbia subject headings:
Arab-Israeli conflict.
Israel--Relations--Nile River Valley.
Nile River Valley--Relations--Israel.
Nile River Watershed--History--20th century.
Water resources development--Israel.
Water resources development--Nile River Valley.
Harvard subject headings:
Arab-Israeli conflict.
Israel--Relations--Nile River Valley.
Nile River Valley--Relations--Israel.
Nile River Watershed--History--20th century.
Water resources development--Israel.
Water resources development--Nile River Valley.
Princeton subject headings:
Egypt--Foreign relations--Israel.
Israel--Foreign relations--Egypt.
Nile River Watershed--Foreign relations.
Nile River Watershed--History.