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| 999 |
_c27259 _d27259 |
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| 005 | 20220826144004.0 | ||
| 008 | 160616b xxu||||| |||| 00| 0 eng d | ||
| 040 |
_aUPES LIBRARY _bEnglish |
||
| 082 |
_a622.42 _bGHA |
||
| 100 |
_aGhatak, S. _92773 |
||
| 245 | _aMine ventilation: volume I | ||
| 250 | _a4th ed. | ||
| 260 |
_aBurdwan: _bCoalfield, _c2014 |
||
| 300 | _aiv, 340p. | ||
| 650 |
_aMining Engineering _96799 |
||
| 942 | _cBK | ||