Gaya APA
Purnoma, .
(2010).
Trik bobol password windows xp, vista, & windows 7
.
Yogyakarta:
CV ANDI OFFSET.
Gaya MLA
Purnoma, .
"Trik bobol password windows xp, vista, & windows 7".
Yogyakarta:
CV ANDI OFFSET,
2010.
Text.