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| 005 | 20250205063436.0 | ||
| 008 | 250205b |||||||| |||| 00| 0 eng d | ||
| 082 |
_a500 _bRAN |
||
| 100 |
_aRanatunga, Swarna. _945478 |
||
| 100 |
_aRupasinghe, Hemamali. _945480 |
||
| 245 | _aScience & Technology Grade -07. | ||
| 250 | _a1st, Ed. | ||
| 300 | _a115 p. | ||
| 942 | _cBKC | ||
| 999 |
_c13479 _d13479 |
||