Gaya APA
Cho, Y.
(2017).
Why? The Science of Sleep = Sains tentang Tidur
.
Jakarta:
PT Elex Media Komputindo.
Gaya MLA
Cho, Yeongseon.
"Why? The Science of Sleep = Sains tentang Tidur".
Jakarta:
PT Elex Media Komputindo,
2017.
Text.