000			00295nam a2200133Ia 4500
008			220421s9999||||xx |||||||||||||| ||und||
040			_aET
100			_aBASAK N.N.
245		0	_aENVIRONMENTAL ENGINEERING
260			_bMC GRAW HILL _aCHENNAI
300			_a295
500			_a52529
942			_cBK
999			_c58543 _d58543