Satapornpisittana, Nithiporn, Karanphon Wiwanthamongkon, Pornchai Nookaew, and Chitnarong Iamsamang. 2023. “The Development of Online Learning Using Self-Directed Learning to Enhance English Communicative Skills for Pre-Service Teachers”. Journal of Education and Innovative Learning 3 (2):135-46. https://so06.tci-thaijo.org/index.php/jeil/article/view/264147.