000 00314nam a2200121Ia 4500
008 220201s1986 xx 000 0 eng d
082 _a621.384
_bTAU
100 _aTaub, Schilling
245 0 _aPrinciples of communication system
260 _aDelhi
_bEast West Press pvt. ltd
_c1986
300 _a759
942 _2ddc
999 _c35026
_d35026