Tran, Thi Kim Tuyen. “Teaching and Learning English for Tourism After the Covid-19 Pandemic in Universities and Solution Proposals”. Proceedings of the AsiaCALL International Conference 533, no. 978-94-6239-343-1 (January 3, 2021): 135–140. Accessed May 4, 2024. https://asiacall.info/proceedings/index.php/articles/article/view/19.