Mohamed, Khalid A., Mohamad Elsayed El-Naggar, and Gehan Sedky Alazab. “Effectiveness of Gamified Cooperation and Competition in Blended Learning Environment for EFL Business Writing in TVET”. European Scientific Journal, ESJ 20, no. 17 (June 30, 2024): 107. Accessed July 17, 2024. https://eujournal.org/index.php/esj/article/view/18301.