00293nam a2200109Ia 4500008004100000041000800041100001900049245007200068250001000140260002500150300000800175211209s2005    xx            000 0 und d  aeng  aWIDJAJA, INDRA  aCOMMUNICATION NETWORKS: FUNDAMENTAL CONCEPTS AND KEY ARCHITECTURES   a2 ed.  aNEW DELHIbTMHc2005  a900