Gaya APA
Microsoft MS-DOS 6. ([1993?]).
Washington:
Microsoft Press.
Gaya Chicago
Microsoft MS-DOS 6.
.
Washington:
Microsoft Press,
[1993?].
Buku Non-ketenaganukliran.
Gaya MLA
Microsoft MS-DOS 6.
.
Washington:
Microsoft Press,
[1993?].
Buku Non-ketenaganukliran.
Gaya Turabian
Microsoft MS-DOS 6.
Washington:
Microsoft Press,
[1993?].
Buku Non-ketenaganukliran.