ตรงต่อศักดิ์ ส., & จีรังสุวรรณ ณ. (2018). Learning Model of Massive Open Online Course merge with application to Develop Thai Communication skills of Chinese Student. Journal of Humanities and Social Sciences, Rajapruk University, 4(1), 111–121. Retrieved from https://so03.tci-thaijo.org/index.php/rpu/article/view/125763