Columbia subject headings:
Harvard subject headings:
Arab countries--Politics and government--20th century.
Arab countries--Politics and government--History--20th century.
Nationalism--Arab countries--History--20th century
Political parties--Arab countries--History--20th century.
Princeton subject headings:
Arab countries--Politics and government--20th century.
Nationalism--Arab countries--History--20th century.
Political activity--Arab countries.
Political parties--Arab countries.