| 000 | 00349 a2200097 4500 | ||
|---|---|---|---|
| 245 | 0 |
_aThe British Telephone System : _bSystem Effectiveness / _c. |
|
| 710 | 2 |
_aOpen University Press. _eWydawca _4pbl |
|
| 260 |
_aMilton Keynes : _bOpen University Press, _c1973. |
||
| 300 |
_a132 s.; _c30 cm. |
||
| 490 | 1 | _aTexas Instruments Incorporated | |
| 830 | 0 | _aTexas Instruments Incorporated | |
| 999 |
_c4133 _d4133 |
||