UBONNOI, P.; YANGKLANG, P. The Development of English Speaking Skills using a Task-based Learning Approach Focused on Selling Local Products for the Ninth Grade Students. Journal of Education Studies, Bangkok, Thailand, v. 49, n. 4, p. EDUCU4904013(13 pages) doi: 10.14456/educu.2021.72, 2021. Disponível em: https://so02.tci-thaijo.org/index.php/EDUCU/article/view/253621. Acesso em: 3 may. 2024.