000 00283nam a2200121Ia 4500
008 220201s2005 xx 000 0 eng d
082 _a621.381-JAI
100 _aJain, R.P.
245 0 _aModem Digital Electronics
260 _aNew Delhi
_bTMH
_c2005
300 _a611
942 _2ddc
999 _c65012
_d65012