Gaya APA
Yoo, Giyeong. (2017).
Why? United Kingdom (Cet. 1.--).
Jakarta:
Elex Media Komputindo.
Gaya Chicago
Yoo, Giyeong.
Why? United Kingdom.
Cet. 1.--
Jakarta:
Elex Media Komputindo,
2017.
Text.
Gaya MLA
Yoo, Giyeong.
Why? United Kingdom.
Cet. 1.--
Jakarta:
Elex Media Komputindo,
2017.
Text.
Gaya Turabian
Yoo, Giyeong.
Why? United Kingdom.
Cet. 1.--
Jakarta:
Elex Media Komputindo,
2017.
Print.