Bayucan, M. U., and R. R. Costales. “Code-Switching Patterns of Senior High School Students and Teachers in the Technical Vocational and Livelihood (TVL) Shops And Language Classes: Basis for Intervention”. Randwick International of Education and Linguistics Science Journal, Vol. 4, no. 3, Sept. 2023, pp. 774-89, doi:10.47175/rielsj.v4i3.808.