ESICHAIKUL, R. .; CHANSAWANG, R. .; SONGSOONTHORNWONG, C.; KAEWUDOM, Y. . The Study and Revision of the Tourist Guide and Tour Leader Training Courses. University of the Thai Chamber of Commerce Journal Humanities and Social Sciences, [S. l.], v. 40, n. 2, p. 1–30, 2020. Disponível em: https://so06.tci-thaijo.org/index.php/utccjournalhs/article/view/224478. Acesso em: 7 may. 2024.