Hajar, Ibnu, Wachida Muhlis, Khairul Mizan, and Zulfi Mubaraq. “History of Islamic Trading Civilization in the Pre-Prophetic Period (570-610 M)”. Journal of Islamic Civilization 5, no. 1 (September 22, 2023): 14–25. Accessed November 25, 2024. https://journal2.unusa.ac.id/index.php/JIC/article/view/3722.