000			00520 a2200157 4500
082			_a624.152 _bSy68
100			_aBieniawski, Z. T.
245	1		_aEXPLORATION FOR ROCK ENGINEERING
260			_aCape Town _bBalkema _c1976
300			_a2 v.
500			_aOrganised By Geotechnical Div. Of The South African Institution Of Civil Engineers & South African National Group On Rock Mechanics
650			_aRock Mechanics -- Congresses
650			_aExcavations -- Congresses
964			_gCIRC
997			_aA59410 v. 1 s C
999			_c462609 _d462609