000 004940000a22001930004500
008 150922t2007 xxu||||| |||| 00| 0 eng d
020 _a9781593700720
041 _aeng
080 _a622.24
_bA9
942 _cBK
_02
100 _aAzar, J.J.
100 _aSamuel, G. Robello
245 _aDrilling engineering
260 _aTulsa
_bPennWell
_c2007
300 _ax, 486p. : ill.
500 _aBibliography and index included
650 _aOIL WELL DRILLING
650 _aGAS WELL DRILLING
999 _c145094
_d145094