SAFEI, Agus Ahmad. From Oral to Written Da’wah: A Study on the Development of Preaching Methods in Indonesia. International Journal of Psychosocial Rehabilitation, [S. l.], v. 24, n. 6, p. 11473–11481, 2020. DOI: 10.61841/ds5xy469. Disponível em: https://www.psychosocial.com/index.php/ijpr/article/view/7988. Acesso em: 19 dec. 2025.