Vitriyati, Laely. “Oral Presentation to Improve the Students’ Speaking Skill of the Seventh Grade Students at SMPN 35 Surabaya”. JournEEL (Journal of English Education and Literature) 3, no. 1 (June 1, 2021): 78-92. Accessed October 26, 2025. https://www.ejournal.universitaspgridelta.ac.id/index.php/JournEEL/article/view/239.