000 00416nam a2200145Ia 4500
008 190930s9999 xx 000 0 und d
020 _a0000009075
082 _a629.04
100 _aGupta B.L.
245 0 _aRoad Railway Bridge and Tunnel Engineering
260 _aNew Delhi
_bStandard Publications, Delhi
_c1978
536 _aManagement
650 _aGeologyBridge Engineering Railway Road Tunnel
942 _cBK
999 _c4112
_d4112