000			00355nam a2200133Ia 4500
008			241225s9999 xx 000 0 und d
020			_a0
082			_a003.3 _bSEN
100			_aSenn, James A.
245		0	_aAnalysis and design of information systems
250			_a2nd edition.
260			_aNew York : _bMcgraw Hill, _c1989.
650			_aComputer Science
999			_c8524 _d8524