APA (7e ed.) Bronvermelding

Microsoft Corporation. (1998). Microsoft MS-DOS User;s guide Operating system version 4.01. Microsoft Corporation.

Chicago (17e ed.) Bronvermelding

Microsoft Corporation. Microsoft MS-DOS User;s Guide Operating System Version 4.01. New York: Microsoft Corporation, 1998.

MLA (9e ed.) Bronvermelding

Microsoft Corporation. Microsoft MS-DOS User;s Guide Operating System Version 4.01. Microsoft Corporation, 1998.