Al-Matt'hami, Dorar Yahya, and Yahya Khader Al-Matt'hami. “The Effectiveness of a Training Program for Developing Language and Social Communication Skills for Learnable Children With Mental Disabilities”. Journal of Curriculum and Teaching Methodology 1, no. 6 (May 29, 2022): 70–94. Accessed December 19, 2025. https://www.ajsrp.ojsexpert.com/index.php/jctm/article/view/5110.