العوضي رفعت السيد. “Al-Awadi, Rifʿat Al-Sayyed. ‘Ibn Khaldūn and His Pioneering of Economic Studies: An Inquiry into the Epistemological Dimension,’ Year 13, Issue 51 (Winter 1429 AH 2008 CE), Pp. 241-262”. Al-Fikr al-islāmī al-muʿāṣir (previously Islamiyat al-Ma’rifah) 13, no. 51 (January 1, 2008): 241262. Accessed May 7, 2026. https://citj.org/index.php/citj/article/view/1219.