| 000 | 00623nam a2200217Ia 4500 | ||
|---|---|---|---|
| 008 | 241004s9999 xx 000 0 und d | ||
| 082 | _a001.64252 CAN | ||
| 100 |
_aCannon, Don L _935952 |
||
| 245 | 0 | _aUnderstanding communications system | |
| 250 | _a2a ed | ||
| 260 |
_bTexas Instrument _aDallas, Texas-US _c1984 |
||
| 300 | _a284 p | ||
| 650 | _aCOMUNICACION DE DATOS (HARDWARE, SOFTWARE) | ||
| 650 | _aCOMUNICACION VIA SATELITE | ||
| 650 | _aFASCIMILES | ||
| 650 | _aRADIO | ||
| 650 | _aTELEFONO | ||
| 650 | _aTELEGRAFO | ||
| 650 | _aTELEVISION | ||
| 942 | _cMON | ||
| 999 |
_c15669 _d15669 |
||