Iranian Sociological of Association Iranian Journal of Sociology 1735-1901 15 1 2013 03 01 Cash on view narrators and Tabatabai About Ibn Khaldun's theory in the contemporary era Cash on view narrators and Tabatabai About Ibn Khaldun's theory in the contemporary era 173 182 21890 FA S.M Saghafi Journal Article 2016 09 20 http://www.jsi-isa.ir/article_21890_f0d15faf5024b8835ceef5548c062f56.pdf