Anchunda HY, Kaewurai W. Instructional model development based on collaborative and communicative approaches to enhance lower secondary students’ English-speaking skills in Thailand. kasetsart J. Soc. Sci. [internet]. 2021 Apr. 30 [cited 2026 Sep. 28];42(2):287-92. available from: https://so04.tci-thaijo.org/index.php/kjss/article/view/250923