IBRAHIM, Abdelraziq Abdelghani Mahil. Investigating Speaking Skill’s Problems and Difficulties that Encounter Secondary Schools’ Students in Riyadh City. Journal of Educational and Psychological Sciences, New Mexico, United States, v. 1, n. 7, p. 173–163, 2017. DOI: 10.26389/AJSRP.A020717. Disponível em: https://journals.ajsrp.com/index.php/jeps/article/view/136. Acesso em: 24 jan. 2026.