Helali, Mamdouh Mosaad. « Fostering Volunteerism Among Students With Learning Disabilities: The Role of Primary Schools and Challenges ». Amazonia Investiga 12, no. 69 (septembre 30, 2023): 27–41. Consulté le juillet 3, 2024. https://amazoniainvestiga.info/index.php/amazonia/article/view/2515.