Columbia subject headings:
Arab countries--Politics and government--20th century.
Arab countries--Politics and government--21st century.
World politics--20th century.
World politics--21st century.
Harvard subject headings:
Arab countries--Politics and government--20th century.
Arab countries--Politics and government--21st century.
World politics--1989-
Princeton subject headings:
Arab countries--Politics and government--20th century.
Arab countries--Politics and government--21st century.
World politics--20th century.
World politics--21st century.