Gaya APA
Mueller, S.
(2003).
Upgrading and repairing PCs 14th ed.2
(
2)
.
Yogjakarta:
Andi.
Gaya MLA
Mueller, SCOTT.
"Upgrading and repairing PCs 14th ed.2".
2
Yogjakarta:
Andi,
2003.
Buku.