| 000 | 00648nam a2200181Ia 4500 | ||
|---|---|---|---|
| 001 | 0000019758 | ||
| 008 | 170118 -us eng | ||
| 020 | _a0974278769 | ||
| 090 | 0 | 0 |
_a621.382 _bHAR _c2005 _dX |
| 100 | 1 | _aHarte, Lawrence | |
| 245 | 1 | 0 |
_aIntroduction to public switched telephone networks (PSTNs) : POTS, ISDN, DLC, DSL, and PON technologies, systems and services _cLawrence Harte, Robert Flood |
| 250 | _aSecond edition | ||
| 260 |
_aFuquay-Varina, NC _bAlthos _cc2005 |
||
| 300 |
_avi, 44 pages _billustrations _c28 cm |
||
| 504 | _aIncludes indexs and references | ||
| 650 | 0 | _aTelecommunication systems | |
| 700 | 1 | _aFlood, Robert | |
| 999 |
_c59162 _d59162 |
||