| 000 | 00460nam a2200169Ia 4500 | ||
|---|---|---|---|
| 003 | NIELib | ||
| 008 | 220420s9999||||xx |||||||||||||| ||und|| | ||
| 082 |
_a507 _bVID |
||
| 100 |
_aGunaswkara,I.S. _928115 |
||
| 242 | _aScience | ||
| 245 | _aවිද්යාව : උප විෂය | ||
| 260 |
_bMinistry of Education, _c1999. _aColombo: |
||
| 300 |
_a102p.; _c29 cm |
||
| 650 | 0 |
_91859 _aScience |
|
| 700 |
_aLilarathna,Sandya _928117 |
||
| 942 |
_2ddc _cSR |
||
| 999 |
_c86475 _d86475 |
||