Columbia subject headings:
Latin America--Commerce--United States.
Latin America--Commerce.
Latin America--Economic conditions.
United States--Commerce--Latin America.
Harvard subject headings:
Latin America--Commerce--United States.
Latin America--Commerce.
Latin America--Economic conditions.
United States--Commerce--Latin America.
Princeton subject headings:
Latin America--Commerce--United States.
Latin America--Commerce.
Latin America--Economic conditions.
United States--Commerce--Latin America.