00355nam a2200133Ia 4500008004100000020001500041041000800056082001700064100002500081245007200106250001000178260002500188300000800213211209s2006    xx            000 0 und d  a007246352X  aeng  a621.3821 O06  aGARCIA, ALBERTO LEON  aCOMMUNICATION NETWORKS: FUNDAMENTAL CONCEPTS AND KEY ARCHITECTURES   a2 ed.  aNEW DELHIbTMHc2006  a900