000 00297nam a2200133 4500
020 _a
_c
082 _a
100 _aKennedy, George and others
245 _aElectronic Communications Systems
250 _a
260 _bMcGraw Hill Education pvt. Ltd.
_c2018
590 _a
_b
_d
942 _cBK
999 _c451829
_d451829