RAWANGPHAI, S.; TOPANURAKKUL, U.; MANEECHOD, P. A TEACHER DEVELOPMENT MODEL FOR ENHANCING SPEAKING COMMUNICATION SKILLS IN ENGLISH OF STUDENTS AT SANGWANICH UPATHAM MUNICIPAL SCHOOL UNDER MUEANG SAMUTSONGKHRAM MUNICIPALITY. Journal of Graduate School Sakon Nakhon Rajabhat University, Sakon Nakhon, Thailand, v. 21, n. 93, p. 57–68, 2024. Disponível em: https://so02.tci-thaijo.org/index.php/SNGSJ/article/view/266199. Acesso em: 9 dec. 2025.