| 000 | 00399pam a2200145a 44500 | ||
|---|---|---|---|
| 008 | 160408b1983 xxu||||| |||| 00| 0 eng d | ||
| 082 |
_a624.193 _bW892 |
||
| 100 | _a | ||
| 245 | 1 | _aDESIGN AND CONSTRUCTION OF TUNNELS AND SHAFTS | |
| 260 |
_a _bCentral Board Of Irrigation & Power, New Delhi _c1983 |
||
| 650 | _aTunnels | ||
| 650 | _aShafts (Excavations) | ||
| 964 | _gCIRC | ||
| 997 | _aA79124 C | ||
| 999 |
_c309645 _d309645 |
||