Columbia subject headings:
Central business districts--Colombia--Medellín--Planning.
City planning--Social aspects--Colombia--Medellín.
Harvard subject headings:
Central business districts--Colombia--Medellín--Planning.
City planning--Social aspects--Colombia--Medellín.
Medellín (Colombia)--Buildings, structures, etc.
Princeton subject headings:
Central business districts--Planning.
City planning--Social aspects.
Ciudad Botero (Medellin, Colombia)
Social surveys.