Columbia subject headings:
Political participation--Mexico--Congresses.
Public administration--Mexico--Citizen participation--Congresses.
Social change--Mexico--Congresses.
Harvard subject headings:
Political participation--Mexico--Congresses.
Public administration--Mexico--Citizen participation--Congresses.
Social change--Mexico--Congresses.
Princeton subject headings:
Mexico--Politics and government--1988-2000.
Political participation--Mexico.