Columbia subject headings:
Chile--Foreign economic relations--United States.
Free trade--America.
Mexico--Foreign economic relations--United States.
North American Free Trade Agreement
United States--Foreign economic relations--Chile.
United States--Foreign economic relations--Mexico.
Harvard subject headings:
Chile--Foreign economic relations--United States.
Free trade--America
Mexico--Foreign economic relations--United States.
North American Free Trade Agreement
United States--Foreign economic relations--Chile.
United States--Foreign economic relations--Mexico.
Princeton subject headings:
Chile--Foreign economic relations--United States.
Free trade--America.
Mexico--Foreign economic relations--United States.
North American Free Trade Agreement
United States--Foreign economic relations--Chile.
United States--Foreign economic relations--Mexico.