Columbia subject headings:
Cuba--Economic conditions.
Cuba--History--1909-1933.
Cuba--History--Revolution, 1933.
Harvard subject headings:
Cuba--Economic conditions.
Cuba--History--1909-1933.
Cuba--History--Revolution, 1933.
Princeton subject headings:
Cuba--Economic conditions.
Cuba--History--1909-1933.
Cuba--History--Revolution, 1933.
Cuba--Politics and government--1909-1933.
Cuba. President (1925-1933 : Machado y Morales)
Machado y Morales, Gerardo, 1871-1939.