| 000 | 00474nam a22001577a 4500 | ||
|---|---|---|---|
| 008 | 230516b |||||||| |||| 00| 0 eng d | ||
| 020 | _a008034092X | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 681.3 _bM6.3 |
||
| 245 |
_aCommunications standards _c/ Pergamon Infotech Limited |
||
| 260 |
_aEngland: _bPergamon Infotech Limited, _c1986 |
||
| 300 | _ax, 486p. | ||
| 650 | _aComputer science | ||
| 653 | _aSoftware | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c30920 _d30920 |
||