Browsing by Author "Wijesinghe, L.C.A.de S."
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Item Forestry with special reference to Sri Lanka.(NARESA:Colombo; 48p, 1980) Wijesinghe, L.C.A.de S.Item A sample study of biomass fuel consumption in Sri Lanka Households(NARESA:Colombo; 18p, 1983) Wijesinghe, L.C.A.de S.