000			00495 a2200193 4500
999			_c48145 _d48145
005			20210601152002.0
008			200302b ||||| |||| 00| 0 eng d
020			_a9781138496255
082			_a622.292 G47R C1-C3
100			_aGokhale,B V
245			_aRotary Drilling anad Blasting in Large Surface Nines
260			_bCRC Press _c2018 _aLondon
300			_ap.744
650			_bBlasting
650			_bDrilling
650			_bStrip Mining
650			_bProperties of Rocks
942			_cBK