நூலகம்> தேசிய கல்வி நிறுவகம்
(1982). අපේ සම්පත. Colombo: Ministry of Education.
1982. අපේ සම්පත. Colombo: Ministry of Education.
අපේ සම්පත. Colombo: Ministry of Education. 1982.
Library Network, National Institute of Education (NIE) Maharagama