ROSTINA ROSTINA; DIEN AFNI ARIYATI; SRI HARIATI MUSTARI; RIDWAN ANDI MATTOLIANG. Code-Switching and Code-Mixing Phenomena in the IELTS Republic WhatsApp Group. Jurnal Pendidikan dan Sastra Inggris, [S. l.], v. 5, n. 3, p. 47–64, 2025. DOI: 10.55606/jupensi.v5i3.5795. Disponível em: https://journalshub.org/index.php/JUPENSI/article/view/5795. Acesso em: 28 sep. 2025.