Mungchopklang, Kittiya, and Dr.Sitthipon Art-In. “The Development of AC33932 Thai Language Community Club Curriculum to Develop Learning and Innovation Skills Using Problem-Based Learning for Grade 10-12 Students”. KKU Research Journal (Graduate Studies) Humanities and Social Sciences 9, no. 3 (December 12, 2021): 71–83. Accessed March 29, 2024. https://so04.tci-thaijo.org/index.php/gskkuhs/article/view/248437.