NUAMMANO, C.; LOEDWATHONG, R. Development of Internal Supervisory Model for Teacher Competency Improvement on English Learning Management for Secondary School in The Northeastern part of Thailand. Interdisciplinary Academic and Research Journal , Maha Sara Kham, TH., v. 1, n. 2, p. 1–18, 2021. DOI: 10.14456/iarj.2021.6. Disponível em: https://so03.tci-thaijo.org/index.php/IARJ/article/view/256268. Acesso em: 16 sep. 2026.