Liu, M. ., N. . Noordin, L. . Ismail, and N. A. . Abdrahim. “Relationship Between Student Engagement and Academic Achievement in College English Education for Non-English Majors in China”. International Journal of Learning, Teaching and Educational Research, vol. 22, no. 8, Aug. 2023, pp. 203-32, http://www.ijlter.myres.net/index.php/ijlter/article/view/1715.