Columbia subject headings:
Drug traffic--Latin America.
Latin America--Commerce--United States.
Latin America--Foreign relations--United States.
United States--Commerce--Latin America.
United States--Foreign relations--Latin America.
Harvard subject headings:
Drug traffic--Latin America
Latin America--Commerce--United States.
Latin America--Foreign relations--United States.
United States--Commerce--Latin America.
United States--Foreign relations--Latin America.
Princeton subject headings:
Drug traffic--Latin America.
Latin America--Commerce--United States.
Latin America--Foreign relations--United States.
United States--Commerce--Latin America.
United States--Foreign relations--Latin America.