Gaya APA
Cho, Y., Supriyadi, D.
(2010).
Why? Information Technology
.
Jakarta:
PT Elex Media Komputindo.
Gaya MLA
Cho, Yeongseon., Supriyadi, Denny.
"Why? Information Technology".
Jakarta:
PT Elex Media Komputindo,
2010.
Text.