NasutionNurseri Hasnah. “The Role of Islamic Preachers in Developing Social Harmony and Civilization in South Sumatera in the 20th Century”. Proceedings of International Conference on Da’wa and Communication 1, no. 1 (November 5, 2019): 37-51. Accessed April 20, 2024. https://proceedings.uinsby.ac.id/index.php/ICONDAC/article/view/276.