Columbia subject headings:
Castro, Fidel, 1926-2016--Friends and associates.
Chávez Frías, Hugo--Travel--Cuba.
Cuba--Relations--Venezuela.
Venezuela--Relations--Cuba.
Harvard subject headings:
Castro, Fidel, 1926-2016--Friends and associates.
Chávez Frías, Hugo--Travel--Cuba.
Cuba--Relations--Venezuela.
Venezuela--Relations--Cuba.
Princeton subject headings:
Castro, Fidel, 1926-2016.
Chávez Frías, Hugo.
Cuba--Foreign relations--Venezuela.
Venezuela--Foreign relations--Cuba.