000 00271 a2200109 4500
999 _c53361
_d53361
020 _a9780070595019
100 _a"GARCIA, ALBERTO LEON"
_91551
245 0 _aCOMMUNICATION NETWORKS FUNDAMENTAL CONCEPTS AND KEY ARCHITECTURES
250 _a2
260 _bTMH
365 _b880