000 00374pam a2200145a 44500
008 140414b1971 xxu||||| |||| 00| 0 eng d
082 _bSAX
100 _aSAXENA, S C
245 _aTUNNEL ENGINEERING
_c
260 _aDELHI
_bDHANAPAT RAI PUBLICATION
_c1971
650 _a TUNNEL ENGINEERING
650 _aCIVIL ENGINEERING
690 _aCIVIL ENGINEERING
906 _a63901
999 _c58116
_d58116