Tumanggor, T. D., A. N. Pasaribu, and R. E. Pangaribuan. “Code-Mixing and Code-Switching in the Interaction With the Students of English Literature Students of HKBP Nommensen”. Journal of Language Education (JoLE), vol. 3, no. 1, Mar. 2025, pp. 28-36, doi:10.69820/jole.v3i1.272.