HARAHAP, R. . The Utilizing Whatsapp Application To Teach Speaking For Students Universitas Graha Nusantara. ETANIC Journal Of English Language Teaching And Applied Linguistics, [S. l.], v. 1, n. 1, p. 10–19, 2023. Disponível em: https://jurnal.radisi.or.id/index.php/JournalETANIC/article/view/256. Acesso em: 19 may. 2024.