000			00342nam a2200157Ia 4500
008			190201s9999 xx 000 0 und d
082			_a604
082			_bB469E
100			_a"Bhatt,N.D."
245		0	_aElementary Engineering D
250			_aTwenty-Ninth
260			_aIndia
260			_bCharotar Pub.
260			_c1989
300			_a600
999			_c21039 _d21039