Microsoft MS-DOS : user's guide : operating system version 3.3 .
- [Redmond, WA ?] : Microsoft Corporation, 1987.
- vii, 368 p. : ill. ; 23 cm.
Includes index. Cover title.- Microsoft MS-DOS : user's guide and user's references : opus technology.
MS-DOS (Computer file)
Operating systems (Computers)
005.446 / M626