Columbia subject headings:
Harvard subject headings:
Architecture, Domestic--Competitions--Colombia.
City planning--Competitions--Colombia.
Housing--Colombia--Exhibitions.
Working class--Colombia--Quibdó--Dwellings.
Working class--Dwellings--Colombia--Quibdó.
Princeton subject headings:
Housing--Colombia--Exhibitions.
Working class--Colombia--Quibdó--Dwellings.