Columbia subject headings:
Harvard subject headings:
El Salvador--Social conditions--Congresses.
El Salvador--Social policy--Congresses.
Housing policy--El Salvador--Congresses.
Public housing--El Salvador--Congresses.
Princeton subject headings:
El Salvador--Social conditions--Congresses.
El Salvador--Social policy--Congresses.
Housing policy--El Salvador--Congresses.
Public housing--El Salvador--Congresses.
Schteingart, Martha.