BR. MARPAUNG, Mahyuni; SITI AISYAH HANIM; MAULIDAWATI. Illocutionary Acts of Speech in the Customary Marriage of the Toba Batak Community on the Use of Umpasa in Aek Song-Songan District, Asahan Regency. Journal of Practice Learning and Educational Development , [S. l.], v. 6, n. 1, 2026. DOI: 10.58737/jpled.v6i1.706. Disponível em: https://digitalpress.gaes-edu.com/index.php/jpled/article/view/706. Acesso em: 30 apr. 2026.