PU, X.; BUAKHIEO, S.; CHIMMODE, S. Improvement First year vocational college students’ Thai speaking skills for introducing Tourist Attractions - Kunming with Flipped Classroom Teaching Methods. Journal for Developing the Social and Community , Bangkok, Thailand, v. 13, n. 1, p. 541–562, 2026. Disponível em: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/298368. Acesso em: 2 sep. 2026.