000 00371nam a2200133Ia 4500
005 20251229124451.0
008 251229s9999 xx 000 0 und d
050 _aTA 743 .C58
100 _aChugh,C. P.
245 0 _aManual of drilling technology.
_cP Chugh
260 _aNew Dehli
_b Oxonian press private limited; 1985.
650 _aDrilling Technology
942 _cBK
999 _c434313
_d434313