Adel fitratun nufus, Feni Nurlian, Nadia Putri Alifhia, Nailatul Safitri, and Lathifah. 2026. “Code Switching and Code Mixing in English Learning at SMPN 1 Bangkinang: A Sociolinguistic Study”. Humaniora: Journal of Social Sciences and Humanities 1 (1):30-35. https://humaniora.org/index.php/humaniora/article/view/4.