000 00315nam a2200133Ia 4500
005 20250516203827.0
008 250516s9999 xx 000 0 und d
020 _a057421965x
041 _aeng
100 _aEllzey, R.S.
245 _aComputer System Sofiware
260 _aChicago
_bS.R.A.
_c1987
300 _a292 p.
999 _c71088
_d71088