TERNSAKES, A.; CHAPANYA, Y. Instructional Leadership of School Administrators Affecting Teaching Efficiency of Teachers Under the Yasothon Primary Educational Service Area Office 1. Journal of Roi Et Rajabhat University, [S. l.], v. 14, n. 3, p. 199–207, 2020. Disponível em: https://so03.tci-thaijo.org/index.php/reru/article/view/236281. Acesso em: 16 sep. 2026.