Nakdech, Chonlada, and Pornpimon Kachamas. 2025. “Guidelines for Optimizing the Establishment of Investment Budgets of educational institutions affiliated to the Surat Thani Primary Education Area Office District”. MCU Haripunchai Review 9 (2):573-82. https://so04.tci-thaijo.org/index.php/JMHR/article/view/aaa-041.