000 00311nam a2200133Ia 4500
005 20260413100508.0
008 230516s9999||||xx |||||||||||||| ||und||
100 _aVerma,B P
245 0 _aRock Mechanics for Engineers
260 _bN.Delhi,Khanna
_c2015
300 _a256
942 _cGB
999 _c1685
_d1685