Columbia subject headings:
Netherlands Antilles--Commerce.
Netherlands Antilles--Economic conditions.
Venezuela--Commerce.
Venezuela--Economic conditions--1918-1958.
Harvard subject headings:
Netherlands Antilles--Commerce.
Netherlands Antilles--Economic conditions.
Venezuela--Commerce.
Venezuela--Economic conditions--1918-
Venezuela--Economic conditions--1918-1958.
Princeton subject headings:
Netherlands Antilles--Commerce.
Netherlands Antilles--Economic conditions.
Venezuela--Commerce.
Venezuela--Economic conditions--1918-.