00378nam a2200121Ia 4500008004100000082002000041100002100061245004400082250000900126260002700135300000600162650008800168150614s9999    xx            000 0 und d  a658.4034  CIF-I  aWalter C. Giffin  aIntroductions to Operations Engineering  aI ED  bRichard D. Irwinc1971  a0  aIntroductions to Operations Engineering Walter C. Giffin,Management,658.4034  CIF-I