000 00297nam a2200121Ia 4500
008 220201s2001 xx 000 0 eng d
082 _a621.38
_bDES
100 _aDeshpand, N D
245 0 _aCommunication electronic
260 _aNew Delhi
_bTata McGraw Hill
_c2001
300 _a418
942 _2ddc
999 _c28570
_d28570