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| 020 | _a9788189757670 | ||
| 100 | _aIshwar Singh | ||
| 245 | _aImpact Of Science And Technology On Society | ||
| 250 | _a1 | ||
| 260 |
_aNew Delhi _bS K Kataria And Sons _c2012 |
||
| 300 | _a162 | ||
| 440 | _aImpact Of Science And Technology On Society | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c824129 _d824129 |
||