000 00394pam a2200157a 44500
008 230405s2002 xxu||||| |||| 00| 0 eng d
041 _aENG
100 _aVISHWANATHAN THIAGARAJAN
245 _aTELECOMMUNICATION SWITCHING SYSTEMS AND NETWORKS
250 _a2002
260 _aNEW DELHI
_bPHI LEARNING PUB
_c2002
300 _aP.B,583
650 _aE&TC
690 _aE&TC
906 _a1085
999 _c815280
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