Columbia subject headings:
Middle East--Economic conditions--21st century.
Middle East--History--21st century.
Middle East--Politics and government--21st century.
Harvard subject headings:
Middle East--Economic conditions--21st century.
Middle East--History--21st century.
Middle East--Politics and government--21st century.
Princeton subject headings:
Middle East--Economic conditions--21st century.
Middle East--History--21st century.
Middle East--Politics and government--21st century.