Techawongsathian, A., & Zhao, P. (2021). THE STUDY OF CHINESE LANGUAGE SERVICE AND COMPREHENSION WITH CHINESE TOURIST AMONG THE STAFFS AND VENDORS IN TERMINAL 21 ASOK SHOPPING MALL. Chinese Language and Culture Journal, 8(1), 167–186. Retrieved from https://so02.tci-thaijo.org/index.php/clcjn/article/view/244793