Dissanayake, H.M.K.P.; Gunatilake, S.K.; Basnayake, B.F.A.(Research Centre for Social Sciences, Faculty of Social Sciences, University of Kelaniya, Sri Lanka, 2016)
Sumana Thero, Bodagama; Pagngnaloka Thero, K.; Sobitha Thero, Karapikkada(Department of Library and Information Science, Faculty of Social Sciences, University of Kelaniya, Sri Lanka, 2016)