Columbia subject headings:
Slums--India--Mumbai.
Slums--Philippines--Manila.
Slums--South Africa--Durban.
Urban poor.
Harvard subject headings:
Community development--India--Mumbai.
Community development--Philippines--Manila.
Community development--South Africa--Durban.
Slums--India--Mumbai.
Slums--Philippines--Manila.
Slums--South Africa--Durban.
Princeton subject headings: