-. (1987). Microsoft MS-DOS User's Guide and User's Reference Version 3.3. Microsoft Corporation.
Chicago Style Citation-. Microsoft MS-DOS User's Guide and User's Reference Version 3.3. Microsoft Corporation, 1987.
MLA Citation-. Microsoft MS-DOS User's Guide and User's Reference Version 3.3. Microsoft Corporation, 1987.
Warning: These citations may not always be 100% accurate.