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Meebunmak , K.; PhrakhruKemthammakosit; Weeraponkan, B. Guidelines for Internal Supervision Enhancing Quality Classroom based on Sangkhavatthus 4 in Schools of Promkhiri Education Network under Nakhon Si Thammarat Primary Educational Service Area Office 4: Guidelines for Internal Supervision Enhancing Quality Classroom based on Sangkhavatthus 4 in Schools of Promkhiri Education Network under Nakhon Si Thammarat Primary Educational Service Area Office 4. rtnb 2026, 8, 394-407.