Columbia subject headings:
Free trade--Mexico.
Mexico--Economic conditions--1994-
North American Free Trade Agreement
Harvard subject headings:
Free trade--Mexico--History.
Mexico--Commercial treaties.
Mexico--Economic conditions--1982-1994.
Mexico--Economic conditions--1994-
North America--Commercial treaties.
North American Free Trade Agreement
Princeton subject headings:
Mexico--Commercial treaties.
Mexico--Economic conditions--1994-
North America--Commercial treaties.
North American Free Trade Agreement