Khampha, K., Thongbai, T. and Pankoo, B. (2022) “The Code of Ethics of Teachers in Public Service Advertising on the 7ElevenThailand YouTube Channel between 2012 – 2020”, FOYER: The Journal of Humanities, Social Sciences, and Education, 5(1), pp. 143–182. Available at: https://so02.tci-thaijo.org/index.php/lajournal/article/view/255297 (Accessed: 24 April 2024).