000			00399nam a2200145Ia 4500
008			211013s9999 xx 000 0 und d
082			_a005.74 _bNAR
100			_aBy Narang, Rajesh _9783
245		0	_aDatabase management system
250			_a1st
260			_c2004 _bP H I _aNew Delhi
300			_axvii; 398p.
650			_aDatabase systems Entity- relationship model Normalization _9784
942			_cBK
999			_c418 _d418