Wakabayashi, Shigenori. “How to Improve Communicative Competence in a Lingua Franca: Reasons and Practices”. Sains Humanika 9, no. 4-2 (November 30, 2017). Accessed December 19, 2024. https://sainshumanika.utm.my/index.php/sainshumanika/article/view/1366.