Columbia subject headings:
Central business districts--Mexico--Planning.
City planning--Mexico.
Historic districts--Mexico.
Land use--Mexico.
Mexico City (Mexico)--History.
Harvard subject headings:
Central business districts--Mexico--Planning.
City planning--Mexico
Historic districts--Mexico.
Land use--Mexico.
Mexico City (Mexico)--History
Princeton subject headings:
Central business districts--Mexico--Planning.
City planning--Mexico.
Historic districts--Mexico.
Land use--Mexico.
Mexico City (Mexico)--History.