Wijethissa, K.G.C.P.; Jayantha, K.; Ubhayachandra, E.G.(International Research Conference on Humanities and Social Sciences (IRCHS 2012), Faculty of Humanities and Social Sciences, University of Sri Jayawardhanapura, 2012)
Madhushani, A.A.I.; Jayantha, K.; Ubhayachandra, E.G.(International Research Conference on Humanities and Social Sciences (IRCHS 2012), Faculty of Humanities and Social Sciences, University of Sri Jayawardhanapura, 2012)