000 00379 a2200133 4500
082 _a621.382
_bRAM
090 _c13103
_d19151
100 _aRamabhadran, S.
245 _aTelecommunications
_bprinciples, circuits, systems and experiments
260 _aDelhi
_bKhanna publishers
_c1973
_g1973
300 _axxxvii, 1410p.
_c24cm.
650 _aCOMMUNICATIONS ENGINEERING
942 _cL
999 _c41455
_d41455