Liu, L., Jansrisukot , J., & anpen, S. (2024). THE EFFECTOF AN INSTRUCTIONAL MODEL USING CONSTRUCTIVIST THEORY AND PROBLEM-BASEDLEARNING APPROACH TO ENHANCE CHINESE READING AND WRITING ABILITIES OF PRIMARY SCHOOL STUDENTS IN CHINA. Journal of Liberal Art of Rajamangala University of Technology Suvarnabhumi, 6(3), 925–938. retrieved from https://so03.tci-thaijo.org/index.php/art/article/view/280041