| 000 | 00329nam a2200121 4500 | ||
|---|---|---|---|
| 020 | _a978-8171415489 | ||
| 022 | _a8171415482 | ||
| 100 | _aD.B. RAO | ||
| 245 | _aInternational Encyclopedia of Science and Technology Education [edition 1-11] | ||
| 260 |
_aNew Delhi _bDiscovery Publishing House _c2016 |
||
| 300 | _a662 | ||
| 942 | _cBK | ||
| 999 |
_c4322 _d4322 |
||