Columbia subject headings:
Mexico--Economic conditions--1982-1994.
Mexico--Economic conditions--1994-
Mexico--Foreign economic relations.
Mexico--Politics and government--1988-2000.
Political parties--Mexico.
Harvard subject headings:
Mexico--Economic conditions--1982-1994.
Mexico--Economic conditions--1994-
Mexico--Foreign economic relations.
Mexico--Politics and government--1988-
Political parties--Mexico
Princeton subject headings: