| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c2831 _d2831 |
||
| 003 | OSt | ||
| 008 | 180717b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9788182813434 | ||
| 082 | _a658.26 | ||
| 100 | _aDe, Barun Kumar | ||
| 245 | _aEnergy Management, Audit and Conservation | ||
| 250 | _a2nd Ed. | ||
| 260 |
_aDelhi _bVrinda Publications (P) Ltd. _c2017 |
||
| 300 | _a302 | ||
| 650 | _aManagement, Energy | ||
| 942 |
_2ddc _cBK |
||