Feng, C. L., and S. Eamoraphan. “A Comparative Study of Thai Adult Learners’ Attitudes Toward Learning Chinese Culture in Chinese As a Foreign Language Class Among Three Levels: Beginner, Intermediate and Advanced at a Chinese Learning Center in Bangkok, Thailand”. Scholar: Human Sciences, vol. 12, no. 2, Apr. 2021, pp. 265-83, http://www.assumptionjournal.au.edu/index.php/Scholar/article/view/4103.