Kongpitak, Onsupang, and Phussadee Klinkesorn. “The Cooperative Integrated Reading and Composition (CIRC) with Gamification Technique for Development of Spelling Abilities of Prathom Suksa 4 Students”. Journal of Modern Learning Development 8, no. 1 (January 30, 2023): 127–137. accessed August 27, 2026. https://so06.tci-thaijo.org/index.php/jomld/article/view/258290.