Kaewkascholkul, Napat, and Natjiree Jaturapitakkul. 2023. “Thai Teacher’s Corrective Feedback on Adult Learners’ Errors in Speaking”. THAITESOL Journal 36 (2). Bangkok, Thailand:39-60. https://so05.tci-thaijo.org/index.php/thaitesoljournal/article/view/269075.