000 00295nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a621.38 E93
100 _aEVERITT.W.L
245 0 _aCOMMUNICATION ENGINEERING
260 _aNEW YORK
_bMcGraw-Hill
_c1956
300 _a21X15
942 _cBK
_2DDC
999 _c16367
_d16367