[1]
Calles-Jiménez, R.F., Paredes-Peralta, D.C., Aguirre-Alarcón, C.A. y Camacho-Oleas, M.E. 2024. Communicative activities in the development of oral competence in Ecuadorian students compared to the Cambridge Key Exam. Revista de Ciencias Sociales. 30, (jun. 2024), 19-34. DOI:https://doi.org/10.31876/rcs.v30i.42245.