THE USE OF AUDIO VISUAL MEDIA IN THE SUBJECT OF BASIC KNOWLEDGE OF MECHANICAL ENGINEERING IN CLASS X SMK NEGERI 5 PADANG. Vomek [Internet]. 2024 Nov. 30 [cited 2026 May 30];6(4):458-66. Available from: http://vomek.ppj.unp.ac.id/index.php/vomek/article/view/764