000			00291nam a2200121Ia 4500
005			20251007104506.0
008			251006s9999 xx 000 0 und d
100			_aCagan Carl
245		0	_aData management systems
260			_a1st ed. | Los Angeles Melville
260			_c1973
942			_cBOK
999			_c8278 _d8278