Columbia subject headings:
Guerrero (Mexico)--Politics and government.
Partido de la Revolución Democrática (Mexico)
Political parties--Mexico--Guerrero (State)
Harvard subject headings:
Guerrero (Mexico : State)--Politics and government.
Partido de la Revolución Democrática (Mexico)
Political corruption--Mexico--Guerrero (State)
Princeton subject headings:
Guerrero (Mexico : State)--Politics and government.
Partido de la Revolución Democrática (Mexico)