TY - GEN AU - Ulluwishewa, Rohana AU - Ranasinghe, Hemanthi TI - Indigenous knowledge and sustainable development : proceedings of the first national symposium on indigenous knowledge and sustainable development, colombo, Sri Lanka, march 19th - 20th, 1994 SN - 955905421X U1 - 630 PY - 1996/// CY - Nugegoda PB - Sri Lanka Resource Center For Indigenous Knowledge KW - Agriculture and related technology ER -