| 000 | 00497nam a22001697a 4500 | ||
|---|---|---|---|
| 008 | 230223b |||||||| |||| 00| 0 eng d | ||
| 020 | _a0236310984 | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 007:681.31 _bL5 |
||
| 100 | _aHebdith, David L | ||
| 245 |
_aData communication: _bAn introductory guides |
||
| 260 |
_aLondon: _bElek Science, _c1975 |
||
| 300 | _a223p. | ||
| 650 | _aInformation communication | ||
| 653 | _aData communication | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c3437 _d3437 |
||