Columbia subject headings:
Cuba--Economic conditions.
Cuba--Social conditions--1918-1959.
Elite (Social sciences)--Cuba.
Social classes--Cuba.
Harvard subject headings:
Cuba--Economic conditions.
Cuba--Social conditions--1918-1959
Elite (Social sciences)--Cuba.
Social classes--Cuba.
Princeton subject headings:
Elite (Social sciences)--Cuba--History--20th century.
Middle class--Cuba--History--20th century.