| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c10125 _d10125 |
||
| 005 | 20231213100451.0 | ||
| 008 | 231213b xxu||||| |||| 00| 0 eng d | ||
| 040 |
_aSLIDA _cSLIDA _dSLIDA |
||
| 041 | _aeng | ||
| 082 |
_223 _a385.2095493 _bUNI |
||
| 245 |
_aTraining Course on Excessive Rail/Wheel wear and Derailments for Sri Lanka Railways _cEconomic and Social Commission for Asia and the Pacific . _heng |
||
| 260 |
_aNew York: _bUnited Nations, _c1988. |
||
| 300 |
_aiii, 276p; _billus; _c30cm |
||
| 942 |
_2ddc _cLEN |
||