00392nam a2200145Ia 450000500170000000800410001703700130005804000200007104100130009108400210010410000170012524500510014226000440019330000090023720250326124747.0250326s9999    xx            000 0 und d  aTextbook  aFMSLbengcFMSL  aeng2eng  aX:89Q K8;1qFMSL  aBurbidge J L 0aPrinciples of production controlcBurbidge J L  aLondonbLondon, Macdonald & Evansc1968  a536p