WASET
    Elinda Ai-Lim Lee and  Kok Wai Wong and  Chun Che Fung,  Educational Values of Virtual Reality: The Case of Spatial Ability.   journal   = {International Journal of Educational and Pedagogical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    June 2009, vol. 30(6). 934 - 938
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/1123.