Sitinjak, E. R. . (2020) “An Analysis of Code Switching and Code Mixing on Teacher’s Function of Language Utterances”, Cetta: Jurnal Ilmu Pendidikan, 3(3), pp. 546–555. Available at: https://jayapanguspress.penerbit.org/index.php/cetta/article/view/1929 (Accessed: 9 February 2026).