1.
Mansoor dr.Ahmed. The State Theory and Economic Efficiency: A Model of Ibn Khaldoon A Comparative Study. TANRA [Internet]. 2009 Mar. 1 [cited 2025 Sep. 10];31(93):78-103. Available from: https://edusj.uomosul.edu.iq/index.php/tanmiyat/article/view/29596