Marleni, Lusi, and Putri Asilestari. “Developing Social Media-Based Textbook for Speaking Class in English Study Program: Pengembangan Buku Ajar Berbasis Media Sosial Untuk Kelas Berbicara Di Program Studi Bahasa Inggris”. JEES (Journal of English Educators Society) 4, no. 1 (April 11, 2019): 31–38. Accessed August 17, 2025. https://jees.umsida.ac.id/index.php/jees/article/view/1622.