Prateep Wajeetongratana,  How Learning Efficiency Affects Job Performance Effectiveness.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2013, vol. 80(8). 2418 - 2420
    [viewed 25 February 2020]. Available from: https://publications.waset.org/pdf/16228.