Columbia subject headings:
Caribbean Area--Commerce--United States.
Latin America--Commerce--United States.
United States--Commerce--Caribbean Area.
United States--Commerce--Latin America.
Harvard subject headings:
Caribbean Area--Commerce--United States.
Latin America--Commerce--United States.
United States--Commerce--Caribbean Area.
United States--Commerce--Latin America.
Princeton subject headings:
Caribbean Area--Commerce--United States.
Latin America--Commerce--United States.
United States--Commerce--Caribbean Area.
United States--Commerce--Latin America.