Yonchai, Kanok. 2023. “The Administration Model for Occupational Skill Development to Innovators of Learners in Schools under Uthai Thani Chainat Educational Service Area Office”. Vocational Education Central Region Journal 7 (2):8-22. https://so06.tci-thaijo.org/index.php/IVECJournal/article/view/269192.