Acharya P. E. P. Daraniyagala 39 vana gunanusmaranaya venuven pavathvena purajaivavividhathva samuluva 2012 : paryeshana lipi saha thorathuru pathrika
Sarath Kotagama and Others ( Comp.)
- Battaramulla Ministry of Environment and Natural Resources 2012
- 173p.;