HASNIZAM BIN HASAN; SUZILAWATI BINTI IBERAHIM. English Language Proficiency And Its Challenges Among Students From Diploma Of Mechanical Engineering. Indonesian Journal of Education Methods Development, [S. l.], v. 5, p. 10.21070/ijemd.v3i2.21, 2019. DOI: 10.21070/ijemd.v3i2.21. Disponível em: https://ijemd.umsida.ac.id/index.php/ijemd/article/view/21. Acesso em: 13 jul. 2025.