000 00416nam a22001697a 4500
999 _c738
_d738
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008 180702b ce ||||| |||| 00| 0 eng d
041 _aEnglish
080 _a621.39
_bORE
100 _aO,Reilly, J.J.
_91025
245 _aTelecommunications Principles
250 _a5th
260 _aEngland
_bVan Nostrand Reinhold
_c1984
300 _bill.
500 _aTelecommunications
942 _2udc
_cMLN