Columbia subject headings:
Harvard subject headings:
Housing--Colombia--Bogotá.
Housing--Mexico--Mexico City.
Housing--Venezuela--Valencia.
Poor--Colombia--Bogotá.
Poor--Mexico--Mexico City.
Poor--Venezuela--Valencia.
Princeton subject headings:
Housing--Colombia--Bogotá.
Housing--Mexico--Mexico City.
Housing--Venezuela--Valencia.
Poor--Colombia--Bogotá.
Poor--Mexico--Mexico City.
Poor--Venezuela--Valencia.