กลมกลาง ร.; รัตนโอฬาร ธ.; ภู่พัฒน์ ผ. Development of Skill Package on the Basic Technical Drawing Orthographic Views For Vocation Certificate Level Student. Journal of Industrial Education, [S. l.], v. 14, n. 3, p. 85–91, 2015. Disponível em: https://ph01.tci-thaijo.org/index.php/JIE/article/view/122306. Acesso em: 26 apr. 2024.