แสงกล้า ส. .; เอกะกุล ธ. The Development of Learning Skill on Microsoft Office Excel in the Content Area of Career and Technology through Demonstrative VDO for Mattayom Suksa Four Students at Kuchanwittayakom School, Secondary Educational Service Area Office 28. Ubon Ratchathani Journal of Research and Evaluation, [S. l.], v. 4, n. 2, p. 82–89, 2021. Disponível em: https://so06.tci-thaijo.org/index.php/ubonreseva/article/view/250990. Acesso em: 8 dec. 2025.