Madushani, H.D.P.; Nayomi, W.V.P.N.; Dasanayake, D.H.M.; Perera, L.G.D.(Social Statistics Students’ Association, Department of Economics, University of Kelaniya, 2015)
Madushani, H.D.P.; Nayomi, H.V.P.M.; Dasanayake, D.M.H.; Perera, L.G.D.(Social Statistics Students’ Association, Department of Economics, University of Kelaniya, 2015)
Rathnathilaka, R.M.M.B.; Madushani, H.D.P.; Perera, L.G.D.; Dasanayake, D.M.H.; Nayomi, W.V.P.M.; Kulasinghe, K.S.R.; Madushanka, G.L.D.H.C.(Department of Economics, Faculty of Social Sciences, University of Kelaniya, Sri Lanka, 2016)
Madushani, H.D.P.; Nayomi, H.V.P.M.; Dasanayake, D.M.H.; Perera, L.G.D.(Social Statistics Students’ Association, Department of Economics, University of Kelaniya, 2015)
Madushani, H.D.P.; Nayomi, W.V.P.N.; Dasanayake, D.M.H.; Perera, L.G.D.(Social Statistics Students’ Association, Department of Economics, University of Kelaniya, 2015)
Madushani, H.D.P.; Nayomi, W.V.P.N.; Dasanayake, D.H.M.; Perera, L.G.D.(Social Statistics Students’ Association, Department of Economics, University of Kelaniya, 2015)