000 00370cam a2200157ua 4500
003 OSt
008 250802b |||||||| |||| 00| 0 eng d
041 _aeng
082 _a624.193
_bRAJ/TU
100 _aRajamiyenkar, M K .
_97654
245 _aTunnel engineering /
250 _a2 /
260 _aNewdelhi :
_bModern Book ,
_c1957.
300 _a206 ; .
942 _cBK
999 _c8686
_d8686