PHAN HA , Uyen; NGUYEN , Anh. Difficulties of EFL teachers in teaching speaking skills: A case study at Trinh Hoai Duc Primary School. Journal of Knowledge Learning and Science Technology ISSN: 2959-6386 (online), [S. l.], v. 3, n. 2, p. 143–161, 2024. DOI: 10.60087/jklst.vol3.n2.p161. Disponível em: https://jklst.org/index.php/home/article/view/204.. Acesso em: 6 jul. 2024.