| 000 | 00396cam a2200157ua 4500 | ||
|---|---|---|---|
| 003 | OSt | ||
| 008 | 250802b |||||||| |||| 00| 0 eng d | ||
| 041 | _aeng | ||
| 082 |
_a624.193 _bSAX/TU |
||
| 100 |
_aSaxena, Subhash C . _97655 |
||
| 245 | _aTunnel engineering / | ||
| 250 | _a1 / | ||
| 260 |
_aNew Delhi : _bDhanpat Rai Publishing Co. Pvt. Ltd. , _c1971. |
||
| 300 | _a172 ; . | ||
| 942 | _cBK | ||
| 999 |
_c7328 _d7328 |
||