Herath, H.M.A.U.K. De Alwis, J.M.D.D.J. Dorabawila,, B.M.N.K.
The Review of the practices and financial profitability of organic tea production B.M.N.K.Dorabawila, H.M.A.U.K.Herath, J.M.D.D.J.De Alwis - Colombo The Department of National Planning 2002 - ix, 53 p.
955-9017-11-X
338.13372 / DOR
The Review of the practices and financial profitability of organic tea production B.M.N.K.Dorabawila, H.M.A.U.K.Herath, J.M.D.D.J.De Alwis - Colombo The Department of National Planning 2002 - ix, 53 p.
955-9017-11-X
338.13372 / DOR