hassouna, w. a. (1980). a social typology of human settlements. the institute of national planning.
Chicago-viite (17. p.)hassouna, w. a. A Social Typology of Human Settlements. cairo: the institute of national planning, 1980.
MLA-viite (9. p.)hassouna, w. a. A Social Typology of Human Settlements. the institute of national planning, 1980.
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