Columbia subject headings:
Harvard subject headings:
Arab Spring, 2010-
Democracy--Persian Gulf States.
Persian Gulf States--Politics and government--21st century.
Persian Gulf States--Social conditions.
Revolutions--Persian Gulf States.
Princeton subject headings:
Arab Spring, 2010-
Democracy--Persian Gulf States.
Persian Gulf States--Politics and government--21st century.
Persian Gulf States--Social conditions.
Revolutions--Persian Gulf States.