GUERRERO, Mario. The Use of Skype as a Synchronous Communication Tool Between Foreign Language College Students and Native Speakers. HOW, [S. l.], v. 19, n. 1, p. 33–47, 2012. Disponível em: https://www.howjournalcolombia.org/index.php/how/article/view/36. Acesso em: 19 apr. 2024.