000 00374nam a2200133Ia 4500
008 190711s9999 xx 000 0 und d
020 _a8120410513
082 _a622.23 C559
100 _aCHUGH,C.P
245 0 _aDESIGN CRITERIA FOR DRILL RIGS: EQUIPMENT AND DRILLING TECHNIQUES
260 _aNEW DELHI
_bOxford & IBH Publishing
_c1996
300 _a24X16
942 _cBK
_2DDC
999 _c25987
_d25987