Liu, Li, Julamas Jansrisukot, and Supratra Wanpen. 2024. “INSTRUCTIONAL DESIGN USING THE CONSTRUCTIVISM THEORY AND PROBLEM-BASED LEARNING APPROACH TO ENHANCE THE CHINESE READING AND WRITING ABILITIES OF PRIMARY SCHOOL STUDENTS IN CHINA”. Journal of Liberal Art of Rajamangala University of Technology Suvarnabhumi 6 (2):562-76. https://so03.tci-thaijo.org/index.php/art/article/view/277744.