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| 999 |
_c63570 _d63570 |
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| 005 | 20201120150845.0 | ||
| 008 | 190711s9999 xx 000 0 und d | ||
| 082 | _a625.1 A769T | ||
| 100 | _aARORA. N. L. | ||
| 245 | 0 | _aTEXT BOOK OF RAILWAYS BRIDGES AND TUNNELS | |
| 260 |
_aDELHI _bNEW INDIAN PUBLISHING HOUSE _c1978 |
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| 300 | _a22X14 | ||
| 650 |
_aRAILWAY BRIDGES AND TUNNELS _bTRACK CONSTRUCTION |
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| 942 | _cSW | ||