000 003060000a22001210004500
999 _c3777
_d3777
003 KDUcat
008 170504b xxu||||| |||| 00| 0 eng d
041 _aEnglish
082 _a621.38
_bR15
100 _aRamabhadran, S
_929913
245 _aTelecommunications
_bprinciples, circuits and systems
260 _aDelhi
_bKhanna
_c1986
300 _axxxii,1062 p.
_bill
650 _acommunication Engineering
_926575
650 _aElectronics
_910412
942 _cLM
_2ddc