Buaraphan K, Inrit B, Kochasila W. Current policy and practice concerning multigrade teaching in Thailand. kasetsart J. Soc. Sci. [Internet]. 2018 Jul. 18 [cited 2024 May 1];39(3):496-501. Available from: https://so04.tci-thaijo.org/index.php/kjss/article/view/242574