Columbia subject headings:
Latin America--Relations--Spain.
Latin America--Relations--United States.
Spain--Relations--Latin America.
Spain--Relations--United States.
United States--Relations--Latin America.
United States--Relations--Spain.
Harvard subject headings:
Latin America--Foreign economic relations--Spain--Congresses.
Latin America--Foreign economic relations--United States--Congresses.
Spain--Foreign economic relations--Latin America--Congresses.
Spain--Foreign economic relations--United States--Congresses.
United States--Foreign economic relations--Latin America--Congresses.
United States--Foreign economic relations--Spain--Congresses.
Princeton subject headings: