| 000 | 00501nam a22001697a 4500 | ||
|---|---|---|---|
| 008 | 230706b |||||||| |||| 00| 0 eng d | ||
| 020 | _a81-88469-17-3 | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 | _a5/6 P3 | ||
| 100 | _aDwivedi, Archana | ||
| 245 |
_aविज्ञान: _bसहज मनोरंजन |
||
| 246 |
_aVignan: _bSahaj manoranjan |
||
| 260 |
_aNew Delhi: _bNavoday Sales, _c2003 |
||
| 300 | _a168p. | ||
| 650 | _aScience | ||
| 942 |
_2udc _cHBK |
||
| 999 |
_c50401 _d50401 |
||