SAOWAPAKPIBOON, L. The Creating and Efficiency of Teaching Materials on Basic Machine Tools. Subject Code 20100-1007, Base on the Vocational Certificate Curriculum in 2019, Office of Vocational Education Commission. Vocational Education Central Region Journal, [S. l.], v. 5, n. 2, p. 59–74, 2021. Disponível em: https://so06.tci-thaijo.org/index.php/IVECJournal/article/view/252005. Acesso em: 25 apr. 2024.