Columbia subject headings:
Harvard subject headings:
China--History--Revolution, 1911-1912.
Iran--History--Revolution, 1979.
Legitimacy of governments--Philosophy.
Mexico--History--Revolution, 1910-1920.
Revolutions--History
Revolutions--Philosophy
Princeton subject headings:
China--History--Revolution, 1911-1912.
Iran--History--Revolution, 1979.
Legitimacy of governments--Philosophy.
Mexico--History--Revolution, 1910-1920.
Revolutions--History.
Revolutions--Philosophy.