Peran Tuan Guru H. Sulaiman Tarigan dalam Penyebaran Islam di Tanah Karo 1902-1961. Jurnal Riksa Cendikia Nusantara, [S. l.], v. 2, n. 4, 2026. Disponível em: https://ejournal.lembagarisetmandirinusantara.or.id/index.php/jrcn/article/view/95. Acesso em: 15 oct. 2026.