Tuazon A, Sumadsad C. Observance of 21st century skills teaching practices and its impact on academic performance. kasetsart J. Soc. Sci. [Internet]. 2022 Oct. 12 [cited 2024 Apr. 26];43(4):903–910. Available from: https://so04.tci-thaijo.org/index.php/kjss/article/view/261658