Gaya APA
User's Guide: For The Microsoft Windows Operating System. (1992).
United States America:
Microsoft Windows.
Gaya Chicago
User's Guide: For The Microsoft Windows Operating System.
.
United States America:
Microsoft Windows,
1992.
Text.
Gaya MLA
User's Guide: For The Microsoft Windows Operating System.
.
United States America:
Microsoft Windows,
1992.
Text.
Gaya Turabian
User's Guide: For The Microsoft Windows Operating System.
United States America:
Microsoft Windows,
1992.
Print.