soliman, a. a. a. (1980). human settlements in a. r. e.: Their historical factors and main problems. the institute of national planning.

soliman, azza abdel- aziz. Human Settlements in a. R. E.: Their Historical Factors and Main Problems. cairo: the institute of national planning, 1980.

soliman, azza abdel- aziz. Human Settlements in a. R. E.: Their Historical Factors and Main Problems. the institute of national planning, 1980.