WASET
    L. C. H. Jayarathna and  W. M. N. Fernando,  Relationship between Facebook Usage and the Student Engagement of Sri Lankan Management Undergraduates.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2014, vol. 92(8). 2697 - 2701
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/9999306.