Pakarat, A., and D. Pinyonatthagarn. “Styles and Needs in Learning English by Using Tablet PCS Among Grade I Students”. KASEM BUNDIT JOURNAL, vol. 20, no. Feburary, Feb. 2019, pp. 39-50, https://so04.tci-thaijo.org/index.php/jkbu/article/view/173427.