ศรเพ็ชร ส. The Guidelines for Internal Supervision in Prangku Sahawitayakate under the Secondary Educational Service Area Office 28. Education journal Faculty of Education, Nakhon Sawan Rajabhat University , Nakhon Sawan,Thailand, v. 4, n. 3, p. 57–68, 2021. Disponível em: https://so02.tci-thaijo.org/index.php/edunsrujo/article/view/250606. Acesso em: 3 may. 2024.