ARUMSARI; SALY KURNIA OCTAVIANI. The Effectiveness of Virtual Learning on English Speaking Skill for Students of Information System Program. Surakarta English and Literature Journal , [S. l.], v. 4, n. 1, p. 32–43, 2022. Disponível em: https://ejurnal.unsa.ac.id/index.php/selju/article/view/68. Acesso em: 20 sep. 2024.