Karunaratne, N.D.
Techno-Economic survey of industrial potential in Sri Lanka - Colombo I.D.B. 1973 - 397 p., ill.
338.924(548.7) / K3
Techno-Economic survey of industrial potential in Sri Lanka - Colombo I.D.B. 1973 - 397 p., ill.
338.924(548.7) / K3