Wayopat N, Duangchatom K. The Guideline for Development Learning Administration in The New Normal Era of Schools Under Maha sarakham Primary Educational Service Area Office 1: The Guideline for Development Learning Administration in The New Normal Era of Schools Under Maha sarakham Primary Educational Service Area Office 1. rtnb [internet]. 2023 Aug. 31 [cited 2025 Dec. 8];5(2):531-48. available from: https://so07.tci-thaijo.org/index.php/rtnb/article/view/3269