APA (7th ed.) Citation

Microsoft Corporation. (1991). Microsoft MS-DOS: User's quide and reference for the MS-DOS Operating System. Microsoft Corporation.

Chicago Style (17th ed.) Citation

Microsoft Corporation. Microsoft MS-DOS: User's Quide and Reference for the MS-DOS Operating System. [χ.τ.]: Microsoft Corporation, 1991.

MLA (8th ed.) Citation

Microsoft Corporation. Microsoft MS-DOS: User's Quide and Reference for the MS-DOS Operating System. Microsoft Corporation, 1991.