Columbia subject headings:
Harvard subject headings:
Drug traffic--Political aspects--Mexico--Coahuila (State)
Human rights--Mexico--Coahuila (State)
Organized crime--Political aspects--Mexico--Coahuila (State)
Political corruption--Mexico--Coahuila (State)
Princeton subject headings:
Drug traffic--Political aspects--Mexico--Coahuila (State).
Human rights--Mexico--Coahuila (State).
Organized crime--Political aspects--Mexico--Coahuila (State).
Political corruption--Mexico--Coahuila (State).