Columbia subject headings:
Cuba--Foreign economic relations--United States.
Cuba--Politics and government--1959-
Democracy--Cuba.
Human rights--Cuba.
United States--Foreign economic relations--Cuba.
Harvard subject headings:
Cuba--Foreign economic relations--United States.
Cuba--Politics and government--1959-1990.
Democracy--Cuba
Human rights--Cuba
United States--Foreign economic relations--Cuba.
Princeton subject headings:
Cuba--Foreign economic relations--United States.
Democracy--Cuba.
Human rights--Cuba.
United States--Foreign economic relations--Cuba.