Hasanah, Hasyim, Ibnu Hadjar, and Baidi Bukhori. “Development of Da’i Competency Model in Campus Using Psychological and Management Approach”. Ilmu Dakwah: Academic Journal for Homiletic Studies 12, no. 2 (December 30, 2018): 229–246. Accessed December 17, 2025. http://103.55.33.27/index.php/idajhs/article/view/4536.