Sarah Mahmoud Ahmed. “EVALUATING THE EFFECTIVENESS OF USING E-LEARNING IN AL-QALAM UNIVERSITY COLLEGE A CASE STUDY IN THE DEPARTMENT OF BUSINESS ADMINISTRATION”. World Economics and Finance Bulletin 25 (August 20, 2023): 93-107. Accessed November 26, 2024. https://scholarexpress.net/index.php/wefb/article/view/3096.