L. Bih Ni and  D. Norizah Ag Kiflee and  T. Choon Keong and  R. Talip and  S. Singh Bikar Singh and  M. Noor Mad Japuni and  R. Talin ,  The Effectiveness of Video Clips to Enhance Students’ Achievement and Motivation on History Learning and Facilitation.   journal   = {International Journal of Educational and Pedagogical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    June 2019, vol. 151(7). 1036 - 1043
    [viewed 18 February 2020]. Available from: https://publications.waset.org/pdf/10010621.