Columbia subject headings:
Venezuela--Economic conditions--1958-
Venezuela--Politics and government--1958-1974.
Venezuela--Social conditions--1958-1999.
Harvard subject headings:
Venezuela--Economic conditions--1958-
Venezuela--Politics and government--1958-
Venezuela--Social conditions--1958-
Princeton subject headings:
Venezuela--Economic conditions--1958-
Venezuela--Politics and government--1958-.
Venezuela--Social conditions--1958-1999.