000 00410nam a2200145 a 4500
999 _c37099
_d37099
008 831129s1981 xx a b 000 0 eng
020 _a9789352692552
100 1 _aUttam Kumar
245 1 0 _aIntroduction to applied geophysics
_cUttam Kumar
260 _aRandom
_bNew Delhi
_c2018
300 _avi, 274 p. :
_bill. ;
650 0 _aProspecting
_xGeophysical methods.
942 _cBK
050 0 0 _aTN269
_b.A53 1981