Mustafa, Nawal, Norazah Mohd Nordin, Mohamed Amin Embi, and Mohd Helmi Norman. “Testing the Usability of a Mobile Learning Module”. International Journal of Engineering & Technology 7, no. 4.21 (November 26, 2018): 113–117. Accessed November 23, 2024. https://sciencepubco.com/index.php/ijet/article/view/21626.