Hj Ab Majid, Mohamad Kamil. “Pemikiran Ibn Khaldun Mengenai Ilmu Dan Sosio-Budaya”. Jurnal Usuluddin 6 (December 31, 1997): 23–28. Accessed July 18, 2024. http://jupidi.um.edu.my/index.php/JUD/article/view/3176.