Ng Ai Lee, A.Q., Eng Hock, K. and Hosshan, H. 2021. Essentials of Pre-Braille Skills in Braille Learning: A Literature Review. Jurnal Pendidikan Bitara UPSI. 14, 2 (Dec. 2021), 76–86. DOI:https://doi.org/10.37134/bitara.vol14.2.7.2021.