Pasawano, Tiamyod. 2023. “A Development of Self-Learning Multimedia in topic of Information System for Teacher at Saraburi Primary Educational Service Area Office 1”. Journal of Faculty of Humanities and Social Sciences Thepsatri Rajabhat University 14 (3):55-68. https://so01.tci-thaijo.org/index.php/truhusocjo/article/view/267330.