hassouna, w. a. (1980). a social typology of human settlements. the institute of national planning.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)hassouna, w. a. A Social Typology of Human Settlements. cairo: the institute of national planning, 1980.
MLA -ийн эшлэл (9 дэх хэвлэлт)hassouna, w. a. A Social Typology of Human Settlements. the institute of national planning, 1980.