Perera, N. P.
The Human influences on the natural vegetation of the Sri Lanka Highlands / N. P. Perera - Colombo Department of Geography, Vidyodaya campus 1976 - (13-26) p.
Vegetation and climate
551.5775 / PER
The Human influences on the natural vegetation of the Sri Lanka Highlands / N. P. Perera - Colombo Department of Geography, Vidyodaya campus 1976 - (13-26) p.
Vegetation and climate
551.5775 / PER