SOMLUM, N.; RODMUNKONG, T.; THAMSIRIKHWAN, P. The Study on the Effect of Learning Using Simulation Situations on Speaking Ability for First Year Vocational Certificate Students. Interdisciplinary Academic and Research Journal , Maha Sara Kham, TH., v. 6, n. 2, p. e290782, 2026. DOI: 10.60027/iarj.2026.e290782. Disponível em: https://so03.tci-thaijo.org/index.php/IARJ/article/view/290782. Acesso em: 16 sep. 2026.