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| 010 | _aENG-98057 | ||
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| 035 | _aEN-81590 | ||
| 037 | _bDBAD/PUB | ||
| 082 | _a500 | ||
| 100 |
_aMathur, R. C. _96233 |
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| 245 |
_aA source book of science projects : _ban activity based book / _cby R. C. Mathur |
||
| 260 |
_aNew Delhi _bAsha Prakashan Greh _c2009 |
||
| 270 |
_a30 Naiwala Karol Bagh _bNew Delhi _e110005 |
||
| 300 |
_a286p.: _bill. _c21cm (Hb) |
||
| 650 |
_aScience _96234 |
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| 942 |
_2ddc _cEN _h500 _mMAT |
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| 999 |
_c39289 _d39289 |
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