Deegahawature, M.M.D.R.(Department of Business Management, Faculty of Business Studies and Finance, Wayamba University of Sri Lanka. Kuliyapitiya, 2010)
Kulathunga, P.S.S.H.; Edirisinghe, D.P.D.S.; Athauda, A.M.T.P.; Anjalee, G.H.I.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2013)
Perera, K.S.N.; Ratnayake, R.H.M.K.; Edirisinghe, J.C.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2013)
Madhushani, L.K.M.; Weerasinghe, W.A.D.S.S.; Jayathilaka, Y.M.C.D.; Bandaranayake, C.M.; Vidanapathirana, K.P.(Faculty of Applied Sciences, Wayamba University of Sri Lanka, Kuliyapitiya, 2016)
Waduge, T.D.; Attanayaka, D.P.S.T.G.; Edirisinghe, N.M.H.; Chandrasekeran, N.V.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2016)
Ranjan, K.R.H.M.; Guruge, T.P.S.R.; Jayasinghe-Mudalige, U.K.; Kuruppu, I.V.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2016)
Ranjan, K.R.H.M.; Guruge, T.P.S.R.; Jayasinghe-Mudalige, U.K.; Kuruppu, I.V.(Faculty of Agriculture and Plantation Management,Wayamba University of Sri Lanka, Makandura, 2016)
Bulathsinhala, B.B.M.; Rathnayake, R.M.G.K.B.; Abeynayake, N.R.(Faculty of Agriculture and Plantation Management, Wayamba University of Sri Lanka, Makandura, 2005)