000 00286nam a2200121Ia 4500
008 220201s1997 xx 000 0 eng d
082 _a621.382
_bROD
100 _aRoden, M.S.
245 0 _aAnalog and digital comm. system
260 _aDelhi
_bPHI
_c1997
300 _a505
942 _2ddc
999 _c35206
_d35206