Columbia subject headings:
Government purchasing of real property--Congresses.
Human settlements--Government policy--Congresses.
Low-income housing--Government policy--Congresses.
Public housing--Government policy--Congresses.
Squatter settlements--Government policy--Congresses.
Harvard subject headings:
Princeton subject headings:
Government purchasing of real property--Congresses.
Human settlements--Government policy--Congresses.
Low-income housing--Government policy--Congresses.
Public housing--Government policy--Congresses.
Squatter settlements--Government policy--Congresses.