Exploring Factors Contributing to Speech Delay and the Use of Effective Strategies in An Indonesian Adolescent EFL Learner: A Case Study. ICLLLE PROCEEDINGS, [S. l.], v. 5, n. 1, p. 194–205, 2026. DOI: 10.33365/5jb49050. Disponível em: https://e-proceedings.teknokrat.ac.id/index.php/icllleproceedings/article/view/39. Acesso em: 25 oct. 2026.