الفهيد د.خ.ب.ع.ا.ا. and آل داود د.إ.ب.م. (2022) “The Requirements for developing curriculum elements in Sharia colleges at Saudi universities in the light of promoting volunteer work (A proposal)”, Humanities and Educational Sciences Journal, 8(20), pp. 311–336. doi:10.55074/hesj.v8i20.395.