00354nam a2200133Ia 4500008004100000041000800041082001400049100002100063245004500084250001400129260004100143300003100184365000500215240624s9999    xx            000 0 und d  aeng  a004.6 FIT  aFITZGERALD JERRY  aBUSINESS DATA COMMUNICATIONS AND NETWORK  a(8th ed.)  c2005aSingaporebJohn Wiley and Sons  axiv, : 546 : p. : cm. ; 23  c