000 00279nam a22001097a 4500
082 _a621.382 HAR'P
100 _aHANMAN, B. L. G,HARBOTT, H. R
_957235
245 _aTHE PRINCIPLES OF TELECOMMUNICATION ENGINEERING
260 _aLONDON
_bELBS
_c1965
300 _a373P
942 _cBK
999 _c567526
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