| 000 | 00355cam a22001217a 4500 | ||
|---|---|---|---|
| 008 | 180718b1973 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aI5371 As82 | ||
| 100 | _aAsten, K.J. | ||
| 245 |
_aData communications for business information systems _cby K.J. Asten |
||
| 260 |
_aNew York _bMacmillan _c1973 |
||
| 300 | _a359p. | ||
| 650 | _aBusiness --Data processing | ||
| 999 |
_c340350 _d340350 |
||