Abdul Razak AQ, Suyurno SS, Nordin R. The ‘Umrānic Thoughts of Ibn Khaldūn and Its Contributions to the Studies of Islamic Sociology and Civilization. AFKAR [Internet]. 2020 Apr. 30 [cited 2024 Jul. 18];:113-36. Available from: http://ajba.um.edu.my/index.php/afkar/article/view/24141