“KONDISI VITALITAS BAHASA TOBA DI KALANGAN MAHASISWA UNIVERSITAS NEGERI MEDAN”. JURNAL KOULUTUS 8, no. 1 (March 31, 2025): 106–117. Accessed July 1, 2025. https://ejournal.kahuripan.ac.id/index.php/koulutus/article/view/1447.