Columbia subject headings:
Dakar (Senegal)--Social conditions.
Informal sector (Economics)--Senegal--Dakar.
Small business--Senegal--Dakar.
Harvard subject headings:
Informal sector (Economics)--Senegal--Dakar.
Informal sector (Economics)--Senegal.
Princeton subject headings:
Informal sector (Economics)--Senegal--Dakar.
Informal sector (Economics)--Senegal.