Vungthong S. The Roles of Visual Design in Tablet Games for Children’s EFL Learning: A Social Semiotic Perspective. rEFLections [internet]. 2018 Jun. 24 [cited 2026 Oct. 4];25(1):46-60. available from: https://so05.tci-thaijo.org/index.php/reflections/article/view/136266