SIMARMATA, M.; TAMPUBOLON, F.; SIMAMORA, Y. J. L.; PAKPAHAN, H. B.; PANGARIBUAN, D. N. . . Politeness in the Toba Batak Ethnic Panaekkon Saring-Saring Ceremony: Normative Study. Jurnal Pembelajaran Bahasa dan Sastra, [S. l.], v. 4, n. 5, p. 1363–1370, 2025. DOI: 10.55909/jpbs.v4i5.922. Disponível em: http://pembahas.dialeks.id/index.php/jp/article/view/922. Acesso em: 30 apr. 2026.