Columbia subject headings:
Middle East--Economic policy.
Middle East--Population policy.
Middle East--Statistics, Vital.
Rural-urban migration--Middle East.
Harvard subject headings:
Middle East--Economic policy.
Middle East--Population policy.
Middle East--Statistics, Vital.
Rural-urban migration--Middle East.
Princeton subject headings:
Middle East--Economic policy.
Middle East--Population policy.
Middle East--Statistics, Vital.
Rural-urban migration--Middle East.