| 000 | 00345nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 190719s9999 xx 000 0 und d | ||
| 020 | _a81-7525-204-9 | ||
| 082 | _a622.2 S617 | ||
| 100 | _aSINGH, J.G. | ||
| 245 | 0 | _aUNDERGROUND COAL MINING METHODS | |
| 260 |
_aVARANASI _bBRAJ-KALPA _c2000 |
||
| 300 | _aviii+538p.,23X18Cms. | ||
| 942 |
_cBK _2DDC |
||
| 999 |
_c44930 _d44930 |
||