| 000 | 00767nam a2200265 4500 | ||
|---|---|---|---|
| 999 |
_c5094 _d5094 |
||
| 001 | 2672868 | ||
| 003 | OSt | ||
| 005 | 20200101100129.0 | ||
| 008 | 730705s1973 enka b 001 0 eng | ||
| 010 | _a 73163567 | ||
| 015 | _aB73-08348 | ||
| 020 | _a040870344X | ||
| 040 |
_aDLC _cDLC _dDLC |
||
| 050 | 0 | 0 |
_aTK6161 _b.R52 1973b |
| 082 | 0 | 0 |
_a621.385 RIC _223 |
| 100 | 1 | _aRichards, D. L. | |
| 245 | 1 | 0 |
_aTelecommunication by speech: _bthe transmission performance of telephone networks _c[by] D. L. Richards. |
| 260 |
_aLondon, _bButterworths, _c1973. |
||
| 300 |
_a[24], 589 p. _billus. _c24 cm. |
||
| 350 | _a£12.00 | ||
| 504 | _aBibliography: p. 529-577. | ||
| 650 | 0 | _aTelephone. | |
| 906 |
_a7 _bcbc _corignew _d3 _encip _f19 _gy-gencatlg |
||
| 942 |
_2ddc _cSTS |
||