Cita APA (7th ed.)

Microsoft Corporation. (1993). Microsoft windows and MS-DOS 6: User's guide. Microsoft.

Cita Chicago (17th ed.)

Microsoft Corporation. Microsoft Windows and MS-DOS 6: User's Guide. [Redmond, Wash.]: Microsoft, 1993.

Cita MLA (9th ed.)

Microsoft Corporation. Microsoft Windows and MS-DOS 6: User's Guide. Microsoft, 1993.