Columbia subject headings:
Elections--Mexico.
Human rights--Mexico.
Mexico--Foreign economic relations--United States.
Mexico--Politics and government--1988-2000.
United States--Foreign economic relations--Mexico.
Harvard subject headings:
Elections--Mexico
Human rights--Mexico
Mexico--Foreign economic relations--United States.
Mexico--Politics and government--1988-
Mexico--Politics and government--1988-2000.
United States--Foreign economic relations--Mexico.
Princeton subject headings:
Elections--Mexico.
Human rights--Mexico.
Mexico--Foreign economic relations--United States.
Mexico--Politics and government--1988-2000.
United States--Foreign economic relations--Mexico.