Gaya APA
Chandraleka, H.
(2004).
VIRUS WORM DAN TROJAN HORSE
.
Yogyakarta:
C. V, Andi offest.
Gaya MLA
Chandraleka, Happy.
"VIRUS WORM DAN TROJAN HORSE".
Yogyakarta:
C. V, Andi offest,
2004.
Text.