บุญบันดล ย. and สุนทรวิภาต ส. (2017) “Using English Videos on YouTube to Develop Vocational Students’ Speaking Skills At Singburi Vocational College”, Liberal Arts Review, 12(23), pp. 1–9. Available at: https://so04.tci-thaijo.org/index.php/larhcu/article/view/146827 (Accessed: 19 May 2024).