| 000 | 00392pam a2200157a 44500 | ||
|---|---|---|---|
| 008 | 230515b1990 xxu||||| |||| 00| 0 eng d | ||
| 020 | _aNULL | ||
| 041 | _aENGL | ||
| 082 | _a. / CHA | ||
| 100 | _aPARKER CHARLESS | ||
| 245 | _aUNDERSTANDING COMPUTER AND INFORMATION PROCESSING TODAY AND TOMORROW | ||
| 250 | _aN.D. | ||
| 260 |
_aNULL _bTHE D _c1990 |
||
| 300 | _a623 HB | ||
| 650 | _aNULL | ||
| 999 |
_c631990 _d631990 |
||