สมนาม ส. THE DEVELOPMENT OF A THAI LANGUAGE SKILLS PROJECT ACTIVITIES MODEL USING PROJECT-BASED LEARNING, PRACTICAL INTELLIGENCE AND A LANGUAGE SUB-SKILLS APPROACH TO ENHANCE THAI LANGUAGE SKILLS OF BASIC EDUCATION LEARNERS IN CHIANG MAI. Research Community and Social Development Journal, Nakhon Ratchasima, Thailand, v. 14, n. 3, p. 15–27, 2020. DOI: 10.14456/nrru-rdi.2020.42. Disponível em: https://so04.tci-thaijo.org/index.php/NRRU/article/view/241337. Acesso em: 7 oct. 2026.