කඩොලාන පරිසර පද්ධතිය(kadolaana parisara padhDhathiya)

Date

Authors

Publisher

National Science Council:Colombo

Keywords

Citation

Vidurava, 9(1):p.4-7

URI

https://viduketha.nsf.gov.lk/handle/123456789/19370

Collections

Vidurva Articles - Sinhala