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| 008 | 171227s2014 xx 000 0 und d | ||
| 100 | _aGhatak, S | ||
| 245 | _aMine Ventilation | ||
| 250 | _a4 | ||
| 260 |
_aBurdwan _bCoalfield Publishers _c2014 |
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| 300 | _aiv+340 | ||
| 365 | _b375 | ||
| 440 | _v1 | ||
| 520 | _aMine,Ventilation,Mine Ventilation | ||
| 650 | _aMine Ventilation | ||
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_c176011 _d176011 |
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