Mendis, M.D.V.S.; Weerakkody, W.A.S.(Department of Human Resource Management, Faculty of Commerce and Management Studies, University of Kelaniya, Sri Lanka, 2014)
Weerakkody, W.A.S.; Mahalekamge, W.G.S.(Department of Human Resource Management, Faculty of Commerce and Management Studies, University of Kelaniya, Sri Lanka, 2013)