SUWANNAPRACHA, K.; CHAIRUEAN, P.; PIMPOK, S. Problems and Needs for English Communication Development of Tourism Personnel in Nan Province. Rajamangala University of Technology Tawan-ok Social Science Journal, [S. l.], v. 14, n. 2, p. 78–91, 2025. DOI: 10.63271/rmuttosj.v14i2.276898. Disponível em: https://so05.tci-thaijo.org/index.php/SocialJournal2rmutto/article/view/276898. Acesso em: 21 sep. 2026.