| 000 | 00359 a2200145 4500 | ||
|---|---|---|---|
| 020 | _a033514344X | ||
| 082 |
_a004 _bOPE |
||
| 090 |
_c5796 _d7848 |
||
| 245 | _aWider horizons unit 5 some social implications | ||
| 260 |
_aWalton _bOpen university _c1988 _g1988 |
||
| 300 |
_a32p. _c27cm |
||
| 650 | _aData processing | ||
| 650 | _aComputer science | ||
| 942 | _cL | ||
| 999 |
_c34637 _d34637 |
||