BOONMEEPIPIT, E. Internal Supervision Operations Related to Teaching Efficiency of Teachers in School Under the Office of Ratchaburi Primary Educational Service Area 1. Journal of Humanities and Social Sciences Review , [S. l.], v. 28, n. 1, p. 49–58, 2026. Disponível em: https://so05.tci-thaijo.org/index.php/hspbruacthjournal/article/view/290353. Acesso em: 16 sep. 2026.