| 000 | 00319nam a22001097a 4500 | ||
|---|---|---|---|
| 082 |
_a671 _bMAN |
||
| 245 |
_aNational occupational skill standard for Welding (Arc & Gas) _cNational Training Board |
||
| 260 |
_aIslamabad: _bNational Training Bureau, _c1985. |
||
| 300 | _a10p. | ||
| 650 |
_aWeldings _9205637 |
||
| 942 | _cREF | ||
| 999 |
_c153619 _d153619 |
||