Bernal Castañeda, Sergio. “Affective Limitations in Second Language Acquisition by Spanish Adult Learners in Vocational Training Programs”. Latin American Journal of Content & Language Integrated Learning 10, no. 1 (August 14, 2017). Accessed November 24, 2024. https://laclil.unisabana.edu.co/index.php/LACLIL/article/view/7883.