| 000 | 00494nam a22001697a 4500 | ||
|---|---|---|---|
| 008 | 230317b |||||||| |||| 00| 0 eng d | ||
| 020 | _a0-89006-383-4 | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 654.9 _bN0 |
||
| 100 | 1 |
_aElbert, Bruce R _93513 |
|
| 245 | _aInternational telecommunication management | ||
| 260 |
_aBoston: _bArtech House, _c1990 |
||
| 300 | _axx, 343p. | ||
| 650 | _aTelecommunication | ||
| 653 | _aCircuit switched | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c10432 _d10432 |
||