Mohammad abdel hameed ali al-hussein, and Dr. Ahmad Hweishel AL farajat. “Information Systems and Their Role in the Performance of the Jordanian Tourism Companies”. Global Journal of Human-Social Science 11, no. 8 (May 15, 2011): 1–9. Accessed May 5, 2024. https://socialscienceresearch.org/index.php/GJHSS/article/view/212.