000 00245nam a2200109Ia 4500
008 200701s1998 xx 000 0 eng d
100 _aCHANDRA.A.M
245 0 _aENGINEERING GEOPHYSICS
260 _bHI TECH
_c1998
300 _a321
942 _2ddc
_cGE
999 _c401
_d401