SIENG LIEW, Hooi; ABDUL AZIZ, Azlina. Systematic Review on Speaking Skill Teaching Approaches in the ESL / EFL Classroom: Before and During Covid 19. International Journal of Academic Research in Progressive Education and Development, [S. l.], v. 11, n. 1, 2022. Disponível em: https://ijarped.com/index.php/journal/article/view/1900. Acesso em: 27 jul. 2025.