Kukkong, P. (2022) “The Development of an E-learning Lessons Principles of Advertising and Public Relations for Undergraduate Student”, Journal of Humanities and Social Sciences, Rajapruk University, 8(1), pp. 112–124. Available at: https://so03.tci-thaijo.org/index.php/rpu/article/view/260267 (Accessed: 17 May 2024).