Sri Lanka Science & Technology Indicators : Part II - Diffusion and Assimilation of S&T Knowhow in The Agricultural Sector of Sri Lanka / English
Liyanage, S., Silva, De M.A.T., Chandraratne,D.V.
- Colombo : Natural Resources, Energy & Science Authority of Sri Lanka, 1988.
- [v], 67 p.: ill. tables; 30cm.