000 00289nam a2200121Ia 4500
008 220201s1974 xx 000 0 eng d
082 _bTEM
100 _aTemes, Lloyd
245 0 _aCommunication electronics for tecnicians
260 _bMc graw Hill
_c1974
300 _a318
942 _2ddc
999 _c19653
_d19653