000			00301nam a2200133Ia 4500
008			220613s9999||||xx |||||||||||||| ||und||
100			_aRamamurthy,T.
245		0	_aEngineering in Rocks
250			_a3rd,(2015)
260			_bNew Delhi: PHI Learning
300			_a757
650			_aCE
942			_cENG
999			_c13309 _d13309