Llerena Medina, Edison Gerardo. “The Impact of English As Global Language for Trading Between China and South American Enterprises.”. Ciencia Digital 2, no. 2 (June 28, 2018): 532-549. Accessed July 22, 2024. https://cienciadigital.org/revistacienciadigital2/index.php/CienciaDigital/article/view/118.