000 00285nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aHerbert Taub & Others
245 0 _aPrinciples of Communication Systems
250 _a3rd
260 _aN.D.
_bTata Mc Graw Hill
_c2008
942 _cBK
999 _c13066
_d13066