Al-Said, K. M. (1) «The Effectiveness of Edmodo as a Professional Learning Network (PLN) on Students’ Achievement and their Motivations toward it», Opción, 360, pp. 2725-2758. Disponible en: https://produccioncientifica.luz.edu.ve/index.php/opcion/article/view/32576 (Accedido: 30julio2025).