VALDIVIESO-ARCOS, G. S.; ARGUDO-SERRANO, J. C. Improving EFL students’ speaking skill through academic oral expression tasks at the high school level. EPISTEME KOINONIA, [S. l.], v. 5, n. 9, p. 56–77, 2022. DOI: 10.35381/e.k.v5i9.1663. Disponível em: https://www.fundacionkoinonia.com.ve/ojs/index.php/epistemekoinonia/article/view/1663. Acesso em: 28 oct. 2025.