Phan , L. T. . (2018) “An Evaluation of using Group Work to Improve Speaking Fluency for First Year Non-Majored English Students at Dong Nai Technology University”, International Journal of Learning, Teaching and Educational Research, 17(12), pp. 78–98. Available at: http://www.ijlter.net/index.php/ijlter/article/view/613 (Accessed: 3 May 2026).