000 00531nam a2200253Ia 4500
008 150909s9999 xx 000 0 und d
020 _a0-07-057138-4
035 _a2652
037 _b82-88
050 _aTK 7815 .S5
100 _aROBERT L.
245 _aELECTRONIC COMMUNICATION.
250 _a3RD
260 _aNEW YORK
260 _bMcGRAW-HILL
260 _c1975
300 _a0
300 _b1
500 _a1
501 _a1
504 _a1
650 _aTECHNOLOGY(APPLIED SCIENCES)
700 _aSHRADER
999 _c6622
_d6622