Srisermbhok A. A Comparison between Highly Motivated Learners and Unmotivated Learners’ Learning Achievement: A Case Study of Business English Majors at Southeast Bangkok College. LEARN [internet]. 2017 Dec. 1 [cited 2026 Sep. 10];10(1):1-13. available from: https://so04.tci-thaijo.org/index.php/LEARN/article/view/135957