000 00519nam a22001697a 4500
008 230516b |||||||| |||| 00| 0 eng d
020 _a81-203-0713-5
040 _aNational Science Library
_cNational Science Library
080 _a621.395.122+621.74
_bN6
100 _aViswanathan, Thiagarajan
245 _aTelecommunication switching systems and networks
260 _aNew Delhi:
_bPrentice Hall of India,
_c1996
300 _axx, 583p.
650 _2Telecommunication
653 _aNetworks
942 _2udc
_cBK
999 _c41748
_d41748