Columbia subject headings:
Authoritarianism--Mexico.
Democracy--Mexico.
Democratization--Mexico.
Mexico--Politics and government--1970-1988.
Mexico--Politics and government--1988-2000.
Harvard subject headings:
Authoritarianism--Mexico.
Democracy--Mexico
Democratization--Mexico.
Princeton subject headings:
Democracy--Mexico.
Democratization--Mexico.
Mexico--Politics and government--1970-1988.
Mexico--Politics and government--1988-2000.