Heni, Heni. “Group Discussion Method In Improving English Language Skills For Students of STIKOM UyelindoKupang”. Jurnal Onoma: Pendidikan, Bahasa, dan Sastra 10, no. 2 (May 6, 2024): 1995-2006. Accessed September 20, 2024. https://e-journal.my.id/onoma/article/view/3128.