| 000 | 00490nam a22001817a 4500 | ||
|---|---|---|---|
| 008 | 230502b |||||||| |||| 00| 0 eng d | ||
| 020 | _a8172361645 | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_a532.29 _bN7 |
||
| 100 |
_aRay, Hem Shanker _9609 |
||
| 245 | _aBubble bubble | ||
| 260 |
_aNew Delhi: _bNational Institute of Science Communication, _c1997 |
||
| 300 | _a68p. | ||
| 650 | _aForce | ||
| 653 | _aSense | ||
| 653 | _aSound | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c25705 _d25705 |
||