Columbia subject headings:
Middle East--Politics and government.
Middle East--Strategic aspects.
National security--Middle East.
National security--Persian Gulf States.
Persian Gulf States--Politics and government.
Persian Gulf States--Strategic aspects.
Harvard subject headings:
Princeton subject headings:
Middle East--Politics and government.
Middle East--Strategic aspects.
National security--Middle East.
National security--Persian Gulf States.
Persian Gulf States--Politics and government.
Persian Gulf States--Strategic aspects.