PRACHUMCHAI, S.; YOKANYA, N. Y.; SRIRAUNGRITH, P.; TAO-NGOEN, S. . A COMPARATIVE STUDY OF A NEW JUNIOR GUIDE CAMP MODEL FOR DEVELOPING 9TH GRADE STUDENTS’ ENGLISH-SPEAKING SKILLS . Journal of MCU Phetchaburi Review , [S. l.], v. 5, n. 2, p. pp. 233 – 246, 2023. Disponível em: https://so03.tci-thaijo.org/index.php/JPR/article/view/265599. Acesso em: 10 dec. 2025.