000 00415nam a22001577a 4500
003 OSt
020 _a978-93-5014-242-4
082 _a621.395:681.327 SAP
245 _aTelecommunication Switching Systems
250 _a1
260 _aNew Delhi
_bS K Kataria And Sons
_c2014
300 _a286
440 _aTelecommunication Switching Systems
650 _aTelecommunication Switching Systems
942 _2ddc
_cBK
999 _c823836
_d823836