THE EEFECT OF SMARTPHONE ON STUDENTS’ SPEAKING SKILLS. Teaching English as a Foreign Language Overseas Journal, [S. l.], v. 10, n. 3, p. 438–447, 2022. DOI: 10.47178/041mnv78. Disponível em: https://journals.ukitoraja.ac.id/index.php/ojtefl/article/view/2411.. Acesso em: 14 mar. 2025.