1.
Lecturas Seleccionadas: Nivel Superior Intermedio (2nd ed.). Linda Lee and Jean Bernard. Oxford, England: Oxford University Press, 2011. torreon [Internet]. 2014 Oct. 10 [cited 2025 Oct. 7];4(7):8-11. Available from: https://revistas.unan.edu.ni/index.php/Torreon/article/view/3458