Balasubramani, R.; Kohila, G.T.; Elavazhagan(Department of Library and Information Science, Faculty of Social Sciences, University of Kelaniya, Sri Lanka, 2016)
Sakalasooriya, S.M.E.U.P.; Gunasekara, H.D.E.(4th International Conference on Social Sciences 2018, Research Centre for Social Sciences, Faculty of Social Sciences, University of Kelaniya, Sri Lanka, 2018)