Phan, Ngoc Thach, and Quang Trung Tran. “Investigating teachers’ Practices of Using Role-Plays to Develop Primary School students’ English Communication Skills in An Giang Province”. Social Sciences and Humanities Issue, vol. 15, no. 3, Apr. 2026, pp. 58-72, https://dthujs.vn/index.php/sshen/article/view/2656.