000 00307 a2200109 4500
020 _a8120403614
082 _a622.33819 CHU
100 _aChugh, C P
245 _aDrilling Technology Handbook
_cC P Chugh
260 _aNew Delhi :
_bOxford and IBH Publishing,
_c1977
300 _axx, 460p. :
_bill. ;
_c20 cm
650 _aDrilling Technology
999 _c958
_d958