Saragih, Marice, Risma Hartati, Zulmawati, May Fitriana Hasibuan, Rini Sembiring, and Edi Suprayetno. “Pelatihan English Conversation Melalui Direct Method Dan Keterlibatan Native Speaker Dalam Meningkatkan Kemampuan Berbicara Bahasa Inggris Di SMA Muhamadyah 18 Medan”. JURNAL ABDIMAS MADUMA 2, no. 2 (October 31, 2023): 36–42. Accessed June 13, 2026. https://www.journal.eltaorganization.org/index.php/ecdj/article/view/182.