PHAMORNSOOT, A.; PETSONG, T.; SERTPUNYA, S. DEVELOPING GUIDELINES FOR IMPROVING THE ENGLISH STUDY COURSES FOR MATHAYOM 1 SECONDARY STUDENTS AT RAJAVINIT MATHAYOM SCHOOL, BANGKOK . Phranakhon Rajabhat Research Journal : Humanities and Social Sciences, [S. l.], v. 19, n. 2, p. 112–128, 2024. Disponível em: https://so05.tci-thaijo.org/index.php/PNRU_JHSS/article/view/273572. Acesso em: 1 oct. 2026.