| 000 | 00543nam a2200157 a 4500 | ||
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| 005 | 20151026130439.0 | ||
| 008 | 960221s1955 dcuabcdjdbkoqu001 0deng d | ||
| 100 | _aBleazard, G B | ||
| 245 | _aWhy packet switching | ||
| 260 |
_aManchester _bNCC _c1982 |
||
| 300 | _a174 p. | ||
| 500 | _a | ||
| 653 |
_aComputer systems _aComputer operating systems _aComputer peripherals _aComputer software _aComputer science _aElectronic data procressing _aDigital systems _adigital machines _aDigital computers _apacket switching |
||
| 942 | _cBK | ||
| 003 | ViArRB | ||
| 999 |
_c5577 _d5577 |
||