Gaya APA
ARIYUS, D, ., ROSARI, R, W, [.
(2006).
Computer security
.
Yogyakarta:
Andi.
Gaya MLA
ARIYUS, Dony, ., ROSARI, Renati, Winong, [ed.].
"Computer security".
Yogyakarta:
Andi,
2006.
Buku.