| 000 | 00379nam a2200157Ia 4500 | ||
|---|---|---|---|
| 700 | _aMahanta, Preeti | ||
| 700 | _aGhai, Shuchita | ||
| 020 | _a81-7181-469-7 | ||
| 365 | _b90 | ||
| 942 | _cBK | ||
| 654 | _a | ||
| 245 | _aGreat Scientific Discoveries # Great Scientific Doscoveries | ||
| 260 |
_aNew Delhi _bLearners Press _c1999 |
||
| 082 | _a500 | ||
| 300 |
_bPb _aviii, 132 |
||
| 999 |
_c397044 _d397044 |
||
| 041 | _aeng | ||