A report on a survey of resources of the Kelani-Aruvi area : Ceylon
- Colombo Govt. Press 1963
- 2 v.
23587 - PR 23589 - PR ; Vol.1 - 004077,023587,023588 ; Vol.2 - 023589,023590,004078
627.11(548.7) / H8
23587 - PR 23589 - PR ; Vol.1 - 004077,023587,023588 ; Vol.2 - 023589,023590,004078
627.11(548.7) / H8