กนกพิชญ์กุลเอก. “A Handbook Development of Information Technology Application to Promote Life Skills for Elementary Students”. Journal of Information Technology Management and Innovation 5, no. 1 (August 15, 2018): 29-39. Accessed February 18, 2020. https://ph02.tci-thaijo.org/index.php/itm-journal/article/view/140210.