LUBIS, F.; NATHANAEL, K.; SAMOSIR, N. D.; REGAR, S. G. B.; MAHARANI, W. A.; KHAIRUNNISHA, Z. Language Proficiency in Standard and Non-Standard Language Among Students of The Faculty of Economics, State University of Medan. EDUCTUM: Journal Research, [S. l.], v. 2, n. 6, p. 164–167, 2023. DOI: 10.56495/ejr.v2i6.406. Disponível em: https://jurnal.larisma.or.id/index.php/EJR/article/view/406. Acesso em: 24 aug. 2025.