Ramawickrama, J.; Opatha, H.H.D.N.P.; Pushpakumari, M.D.(Department of Human Resource Management Faculty of Management Studies and Commerce University of Sri Jayewardenepura, 2018)
Opatha, H.H.D.N.P.; Rathnayake, S.(Department of Human Resource Management Faculty of Management Studies and Commerce University of Sri Jayewardenepura, 2018)