00586nam a22001937a 4500 63345 63345 WUSLLib 230208b ||||| |||| 00| 0 eng d English 002 MPHIL Gajanayake, K.G.M.C.P.B. 25459 Analysis of profit efficiency among tea processing factories in Sri Lanka Peradeniya: University of Peradeniya, 2007 xiv, 179p.; 30cm Tea industry 25460 Economy 25461 Labour absorption 25462 Black tea 25463 ddc TH 0 0 ddc 0 0 THE MAIN MAIN REF 2023-02-08 0 002 MPHIL 38302 2023-02-08 00:00:00 2023-02-08 TH