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Mathare Valley : a case study of uncontrolled settlement in Nairobi
Etherton, David, (1971)
The urban informal sector : its potential for generating income and employment opportunities in Kenya
House, William J., (1978)
Nairobi's informal sector : a reservoir of dynamic entrepreneurs or a residual pool of surplus labour?
Towards village industry : a strategy for development
Berg, Liv, (1978)