| 000 | 00652nac a22001931u 4500 | ||
|---|---|---|---|
| 010 | _a 2001089583 | ||
| 020 | _a0672322161 (alk. paper) | ||
| 082 | 0 | 0 |
_a004.6 _bH4743 |
| 090 |
_c446 _d446 |
||
| 100 | _aHeld, Gilbert, | ||
| 245 | 1 | 0 |
_aUnderstanding data communications / _cGilbert Held. |
| 250 | _a6th ed. | ||
| 260 |
_aBoston : _bAddison-Wesley, _cc2002. |
||
| 300 |
_axv, 765 p. : _bill. ; _c23 cm. |
||
| 650 | 0 | _aData transmission systems. | |
| 650 | 0 | _aComputer networks. | |
| 942 |
_cBB _k004.6H4743 |
||
| 999 |
_c446 _d446 |
||