“Students’ Dropout: A Case Study in the Career of English As a Foreign Language at Universidad Técnica Nacional, San Carlos Campus (2017)”. Yulök Revista de Innovación Académica 2, no. 1 (July 21, 2022): 72–88. Accessed July 22, 2024. https://revistas.utn.ac.cr/index.php/yulok/article/view/492.