Kanruang, Suriporn, and Phussadee Klinkesorn. “THE DEVELOPMENT OF LEARNING ACTIVITIES BY APPLYING GAMIFICATION TO ENHANCE FRENCH SPEAKING SKILL ACCORDING TO CECRL FOR UPPER SECONDARY STUDENTS”. Journal of Industrial Education 23, no. 1 (April 30, 2024): 63–73. accessed April 10, 2025. https://ph01.tci-thaijo.org/index.php/JIE/article/view/253889.