000			00347nam a2200133Ia 4500
005			20260413100635.0
008			230516s9999||||xx |||||||||||||| ||und||
100			_aAmadio Willam
245		0	_aSystem Development A practical approach
260			_bN Delhi Tata Mcgrew hill _c1989
300			_a426
942			_cGB
999			_c3130 _d3130