Columbia subject headings:
Corruption--Mexico--Congresses.
Impunity--Mexico--Congresses.
Mexico--Politics and government--2000---Congresses.
Political corruption--Mexico--Congresses.
Violence--Mexico--Congresses.
Harvard subject headings:
Corruption--Mexico--21st century.
Impunity--Mexico--21st century.
Mexico--Politics and government--2000-
Political corruption--Mexico--21st century.
Violence--Mexico--21st century.
Princeton subject headings:
Corruption--Mexico--Congresses.
Impunity--Mexico--Congresses.
Mexico--Politics and government--2000---Congresses.
Political corruption--Mexico--Congresses.
Violence--Mexico--Congresses.