APA Style
MICROSOFT Word For MS-DOS Version 6.0. (1993).
Washington:
Microsoft.
Chicago Style
MICROSOFT Word For MS-DOS Version 6.0.
.
Washington:
Microsoft,
1993.
Text.
MLA Style
MICROSOFT Word For MS-DOS Version 6.0.
.
Washington:
Microsoft,
1993.
Text.
Turabian Style
MICROSOFT Word For MS-DOS Version 6.0.
Washington:
Microsoft,
1993.
Print.