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MAPRAJONG S, SAKPAKORNKAN N, VAJARINTARANGOON K. THE DEVELOPMENT OF INTERNAL QUALITY ASSURANCE ADMINISTRATION MODEL IN BASIC EDUCATION SCHOOLS UNDER REGIONAL EDUCATION OFFICE NO. 13. Res Comm Soc Dev J [internet]. 2021 Feb. 4 [cited 2026 Sep. 12];15(1):250-63. available from: https://so04.tci-thaijo.org/index.php/NRRU/article/view/242355