00284nam a2200133Ia 4500 Leeson/ M. BK Computer Computer operation Science research assoc. Chicago 1982 658.05 608 ENGLISH 18917 18917 0 0 0 0 AFT CRCE CRCE 1473 | 5 2023-03-17 UBS 191.40 T-190 0 658.05 AFT3345 2023-03-17 191.40 2023-03-17 BK