| 000 | 006420000a22001930004500 | ||
|---|---|---|---|
| 020 | _a9780873351638 | ||
| 041 | _aEN | ||
| 080 |
_a622.01 _bT4 |
||
| 942 |
_cBK _01 |
||
| 700 |
_aGertsch, Richard E. _eedt _916823 |
||
| 700 |
_a Bullock,Richard L. _eedt _916824 |
||
| 245 |
_aTechniques in underground mining : _bselections from underground mining methods handbook |
||
| 260 |
_aLittleton _bSociety for Mining Metallurgy and Exploration _c1998 |
||
| 300 | _aix, 823p. : ill. | ||
| 500 | _aReferences, Bibliography, Index included. | ||
| 650 |
_aMINING ENGINEERING _916825 |
||
| 650 |
_aMETALLURGY _916826 |
||
| 650 |
_aMINING EXPLORATION _916827 |
||
| 999 |
_c36183 _d36183 |
||