SITTHITIKUL, P. The Roles of Output in Second Language Acquisition: A Case Study of Thai Learners. Human Behavior, Development and Society, [S. l.], v. 15, n. 1, p. 63–76, 2019. Disponível em: https://so01.tci-thaijo.org/index.php/hbds/article/view/180603. Acesso em: 1 oct. 2026.