Jusoh, Zailani, Engku Suhaimi B Engku Atek, Sharifah Nor Madiah Binti Syed Omar, Mohd Nazri Bin Latiff Azmi, and Ahmad Taufik Hidayah Bin Abdullah. 2018. “Investigation into Non-Academic Staff Communication Apprehension in Using English Language”. International Journal of Asian Social Science 8 (9):677-85. https://doi.org/10.18488/journal.1.2018.89.677.685.