Nawarathna Banda, H.M.(Department of Business Management, Faculty of Business Studies and Finance, Wayamba University of Sri Lanka. Kuliyapitiya, 2010)
Samarakoon, S.M.R.K.; Kumara, U.E.S.; Gunarathne, U.G.V.D.D.(Faculty of Business Studies and Finance, Wayamba University of Sri Lanka. Kuliyapitiya, 2014)
Herath, H.M.A.; Atugoda, S.(Department of Business Management, Faculty of Business Studies and Finance, Wayamba University of Sri Lanka. Kuliyapitiya, 2010)
Pathirawasam, C.; Weerakoonbanda, Y.K.(Department of Business Management, Faculty of Business Studies and Finance, Wayamba University of Sri Lanka. Kuliyapitiya, 2010)