Microsoft Corporation. (1998). Microsoft MS-DOS User;s guide Operating system version 4.01. Microsoft Corporation.
Chicago-čujuhus (17. p.)Microsoft Corporation. Microsoft MS-DOS User;s Guide Operating System Version 4.01. New York: Microsoft Corporation, 1998.
MLA-čujuhus (9. p.)Microsoft Corporation. Microsoft MS-DOS User;s Guide Operating System Version 4.01. Microsoft Corporation, 1998.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.