NOOPIM W, Sikkharit Y, Buranasinvattanakul K. THE DEVELOPMENT OF BUSINESS WRITING SKILLS THROUGH THE GENRE-BASED APPROACH INTEGRATED WITH GAMIFICATION TECHNIQUES FOR VOCATIONAL CERTIFICATE STUDENTS. JBER [internet]. 2026 Sep. 2 [cited 2026 Sep. 13];12(3):94-108. available from: https://so06.tci-thaijo.org/index.php/jber/article/view/293868