1. Modernisation from below: an alternative indigenous development?;Bebbington;Economic Geography,1993
2. Blaikie, P., & Brookfield, H. (1987). Land degradation and society. Harlow: Longman.
3. Briggs, J. (1995). Environmental resources: their use and management by the bedouin of the Nubian Desert of southern Egypt. In: T. Binns (Ed.), People and environment in Africa (pp. 61–67). Chichester: Wiley.
4. Sustainable development and resource management in marginal environments: natural resources and their use in the Wadi Allaqi region of Egypt;Briggs;Applied Geography,1993
5. Brokensha D., Warren, D., & Werner, O. (Eds) (1980). Indigenous knowledge systems and development. New York: University Press of America.