Abdul Mukti, Mohd. Fakhrudin. “Philosophical Ideas in Islam: The Attitude of Ibn Khaldun”. Afkar: Jurnal Akidah dan Pemikiran Islam (December 1, 2014): 67–96. Accessed January 23, 2025. http://borneojournal.um.edu.my/index.php/afkar/article/view/5688.