| 000 | 00318cam a2200121ua 4500 | ||
|---|---|---|---|
| 082 |
_a621.952 _bCHU/DR |
||
| 100 |
_aChugh, Chandra Prakash . _91570 |
||
| 245 | _aDrilling Technology Handbook / | ||
| 250 | _a1 / | ||
| 260 |
_aNew Delhi : _bOxford & IBH Publishing Company , _c1983. |
||
| 300 | _a460 ; . | ||
| 942 | _cREF | ||
| 999 |
_c6861 _d6861 |
||