000 00429nam a22001697a 4500
003 OSt
008 090602t xxu||||| |||| 00| 0 eng d
082 _a621.39
_bSCH
100 _aSchweber ,William6981
245 _aElectronic communication system /4th ed.
250 _a4th ed.
300 _axii,820p.
653 _a621.39
942 _2ddc
_cBK
260 _aNew Delhi
_bPrentice Hall of India
_c2004
020 _a8120322290
999 _c351845
_d351845