000 00297nam a2200121Ia 4500
082 _a621.3857
_bGNA
100 _aGnanasivam, P.
245 _aTelecommunication Switching and Networks
250 _a2nd
_breprint
260 _c2010
300 _avi; 324p.
650 _aElectronics & Communication Engg.
999 _c1767
_d1767