000 00332nam a22001457a 4500
003 OSt
020 _a978-93-80027-21-0
082 _a621.39 SAP
245 _aAdvanced Cmmunication System
250 _a1
260 _aNew Delhi
_bS K Kataria And Sons
_c2015
300 _a444
650 _aCommunication System
942 _2ddc
_cBK
999 _c823829
_d823829