000 00500nam a22001697a 4500
003 AR-HaUTN
005 20240930172400.0
007 ta
008 150508b xxu||||| |||| 00| 0 spa d
040 _aAR-HaUTN
_cAR-HaUTN
080 _a621.396
_b004531
110 _aInternational Telephone and Telegraph Corporation
_gITT
_9727
245 _aReference data radio engineers
250 _a4th ed., 6th pr.
260 _aNew York
_bInternational Telephone and Telegraph Corporation
_c1960
942 _2udc
_cBK
999 _c3998
_d3998