Microsoft MS-DOS : user's guide and reference :
Microsoft.
Microsoft MS-DOS : user's guide and reference : for the MS-DOS operating system (version 5.0). - Redmond, Wash. : Microsoft Corporation, 1991. - xiii, 668 p. - Microsoft. .
Title on cover : Everex.
MS-DOS (Computer operating system).
Microsoft MS-DOS : user's guide and reference : for the MS-DOS operating system (version 5.0). - Redmond, Wash. : Microsoft Corporation, 1991. - xiii, 668 p. - Microsoft. .
Title on cover : Everex.
MS-DOS (Computer operating system).