00318nam a2200121Ia 4500008004100000041000800041082002000049100002100069245002500090250001400115260004300129300002400172240624s9999    xx            000 0 und d  aeng  a338.5024658 PET  aPETERSON H CRAIG  aMANAGERIAL ECONOMICS  a(4th ed.)  c2006aNew DelhibPearson Prentice Hall  a688 : p. : cm. ; 22