Phappha, Wirasak, and Nattakid Sangkamruang. 2022. “DISCUSSION ON THE GRAMMATICAL CONTENT OF THE MIDDLE SCHOOL TEXTBOOK ‘EXPERIENCING CHINESE’ IN RELATION TO THAILAND PAT EXAMINATION”. Chinese Journal of Social Science and Management 6 (1):118-31. https://so01.tci-thaijo.org/index.php/CJSSM/article/view/246928.