Gaya APA
Microsoft MS-DOS 6.22. (1994).
America:
Microsoft Corporation.
Gaya Chicago
Microsoft MS-DOS 6.22.
.
America:
Microsoft Corporation,
1994.
.
Gaya MLA
Microsoft MS-DOS 6.22.
.
America:
Microsoft Corporation,
1994.
.
Gaya Turabian
Microsoft MS-DOS 6.22.
America:
Microsoft Corporation,
1994.
.