WASET
    Ahmad Salman,  Evaluating the Effectiveness of Electronic Response Systems in Technology-Oriented Classes.   journal   = {International Journal of Educational and Pedagogical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    March 2020, vol. 160(4). 291 - 295
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/10011168.