Thangngao, K., & Suebsor, S. (2021). A Study of Self-Confidence Behavior of Students in Faculty of Mass Communication Technology Rajamangala University of Technology Thanyaburi. Journal of Siam Communication Arts Review, 20(1), 17–29. retrieved from https://so05.tci-thaijo.org/index.php/commartsreviewsiamu/article/view/250947