SILALAHI, Mardin et al. ANALISIS KESULITAN BELAJAR BAHASA INGGRIS SISWA SMA NEGERI 1 NARUMONDA KABUPATEN TOBASA. Community Development Journal : Jurnal Pengabdian Masyarakat, [S. l.], v. 3, n. 2, p. 728–732, 2022. DOI: 10.31004/cdj.v3i2.4686. Disponível em: https://journal.universitaspahlawan.ac.id/index.php/cdj/article/view/4686. Acesso em: 5 dec. 2025.