000 00325nam a2200133Ia 4500
005 20260413100450.0
008 230516s9999||||xx |||||||||||||| ||und||
100 _aKennedy,George
245 0 _aElectronic Communication System
260 _bNewDelhi,McGraw Hill
_c2015
300 _a629
942 _cGB
999 _c1474
_d1474