Columbia subject headings:
Arab countries--Politics and government.
Existentialism.
Middle class--Arab countries.
Nationalism--Arab countries.
Socialism--Arab countries.
Harvard subject headings:
Arab countries--Politics and government.
Existentialism.
Middle class--Arab countries.
Nationalism--Arab countries
Socialism--Arab countries
Princeton subject headings:
Arab countries--Politics and government.
Existentialism.
Middle class--Arab countries.
Nationalism--Arab countries.
Socialism--Arab countries.