Columbia subject headings:
Harvard subject headings:
Environmental protection--Mexico--Coahuila (State)
Regional planning--Mexico--Coahuila (State)
Urbanization--Mexico--Coahuila (State)
Princeton subject headings:
Environmental management--Mexico--Coahuila (State).
Regional planning--Mexico--Coahuila (State).
Urban policy--Mexico--Coahuila (State).