| 000 | 00511nam a22001937a 4500 | ||
|---|---|---|---|
| 001 | 31960 | ||
| 003 | BD-DhUET | ||
| 008 | 150726b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a3800913437 | ||
| 040 |
_aDLC _cDLC _dBD-DhUET |
||
| 082 |
_a623.85 _bSIE/1970 |
||
| 110 | _aSiemens Aktiengesellschaft | ||
| 245 | _aTelephone traffic theory tables and charts | ||
| 250 | _a3rd | ||
| 260 |
_aBerline _bSiemens Aktiengesellschaft _c1970 |
||
| 300 |
_a417p. _billus. |
||
| 650 | 0 | _aTelephone engineering | |
| 942 | _cGB | ||
| 999 |
_c31960 _d31960 |
||