Columbia subject headings:
Housing policy--Africa--Congresses.
Low-income housing--Africa--Congresses.
Public housing--Africa--Congresses.
Urban policy--Africa--Congresses.
Harvard subject headings:
Housing policy--Africa--Congresses.
Low-income housing--Africa--Congresses.
Public housing--Africa--Congresses.
Urban policy--Africa--Congresses.
Princeton subject headings:
Housing policy--Africa--Congresses.
Low-income housing--Africa--Congresses.
Public housing--Africa--Congresses.
Urban policy--Africa--Congresses.