Kwunsakul, K. 2018. Development of Multimedia ; E-book has Interact with Video Motion-graphic on Development and Printing-system for Students in Educational Technology and Computer Education Program Faculty of Education at Mahasarakham Un. Walailak Journal of Learning Innovations. 4, 2 (Dec. 2018), 59–76. DOI:https://doi.org/10.14456/jli.2018.12.