00440nam a2200133Ia 4500008004100000082002100041100002400062245004000086260003700126300001500163600004900178600003500227650004400262140224s9999    xx            000 0 und d  a65.012:519.28 K8  aAckoff, Russell, L.  aFundamentals of operations research  aNew DelhibWiley Easterncc 1968  aviii,455p.  a Russell L. Ackoff (and) Maurice W. Sasieni.  aSasieni, Maurice, W.,jt. auth.  aOperations research-mathematical models