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| 001 | aQ0821 | ||
| 008 | 220802s9999 xx 000 0 und d | ||
| 020 | _aNA | ||
| 100 | _a Microsoft Corporation - | ||
| 245 | 0 | _aUser's Guide Microsoft MS-DOS UpGrade Opeating system | |
| 250 | _a.NA | ||
| 260 |
_aCalifornia _c1994 |
||
| 300 | _axxv,317 | ||
| 600 | _aComputer Science | ||
| 650 | _aComputer science, information & general works | ||
| 942 |
_bBooks _cBK |
||
| 999 |
_c2547 _d2547 |
||