Columbia subject headings:
Housing policy--Algeria--Congresses.
Housing policy--European Economic Community countries--Congresses.
Poor--Algeria--Congresses.
Poor--European Economic Community countries--Congresses.
Urban policy--Algeria--Congresses.
Urban policy--European Economic Community countries--Congresses.
Urbanization--Algeria--Congresses.
Urbanization--European Economic Community countries--Congresses.
Harvard subject headings:
Cities and towns--Social aspects--Congresses.
City and town life--Congresses
Sociology, Urban--Congresses.
Princeton subject headings:
Cities and towns--Social aspects--Congresses.
City and town life--Congresses.
Sociology, Urban--Congresses.