| 000 | 00539nam a22002054a 4500 | ||
|---|---|---|---|
| 001 | 27286 | ||
| 003 | BD-DhUET | ||
| 008 | 010403s2002 maua b 001 0 eng | ||
| 020 | _a0672322161 | ||
| 020 | _a8129702118 | ||
| 040 |
_aDLC _cDLC _dBD-DhUET |
||
| 082 | 0 | 0 |
_a004.6 _bHEL/2002 |
| 100 | _aHeld, Gilbert | ||
| 245 | 1 | 0 |
_aUnderstanding data communications _cGilbert Held. |
| 250 | _a7th ed. | ||
| 260 |
_aBoston _bAddison-Wesley _c2002 |
||
| 300 |
_axv, 765 p. _bill. _c23 cm. |
||
| 650 | 0 | _aData transmission systems | |
| 942 | _cGB | ||
| 999 |
_c27286 _d27286 |
||