Loy, C.L. and Abdul Wahab, N. 2020. Teacher-level and context-level barriers to using English as a medium of instruction: A systematic review. Journal of Research, Policy & Practice of Teachers and Teacher Education. 10, 2 (Dec. 2020), 77–98. DOI:https://doi.org/10.37134/jrpptte.vol10.2.6.2020.