SILITONGA, I. D.; PURBA, D. O. PENGEMBANGAN BAHAN AJAR DIMASA PENDEMI COVID 19. Pendidikan Bahasa Indonesia dan Sastra (Pendistra), [S. l.], v. 3, n. 1, p. 16–20, 2020. DOI: 10.54367/pendistra.v3i1.772. Disponível em: https://ejournal.ust.ac.id/index.php/PENDISTRA/article/view/772. Acesso em: 4 dec. 2024.