Gaya APA
Cho, Y. et al
(2017).
Why ? : computer virus = why ? : virus komputer
.
Jakarta:
Elex Media Komputindo.
Gaya MLA
Cho, Yeongseon. et al.
"Why ? : computer virus = why ? : virus komputer".
Jakarta:
Elex Media Komputindo,
2017.
Text.