Columbia subject headings:
Cairo (Egypt)--Social conditions--Congresses.
Cities and towns--Egypt--Cairo--Growth--Congresses.
City planning--Egypt--Cairo--Congresses.
Urbanization--Egypt--Cairo--Congresses.
Harvard subject headings:
Cairo (Egypt)--Social conditions--Congresses.
Cities and towns--Egypt--Cairo--Growth--Congresses.
City planning--Egypt--Cairo--Congresses.
Urbanization--Egypt--Cairo--Congresses.
Princeton subject headings:
Cairo (Egypt)--Social conditions--Congresses.
Cities and towns--Egypt--Cairo--Growth--Congresses.
City planning--Egypt--Cairo--Congresses.
Urbanization--Egypt--Cairo--Congresses.