APA Style
Seo, Chan Suk. (2010).
Why? Happy math 5 .
Jakarta:
Elex Media Komputindo.
Chicago Style
Seo, Chan Suk.
Why? Happy math 5.
Jakarta:
Elex Media Komputindo,
2010.
Text.
MLA Style
Seo, Chan Suk.
Why? Happy math 5.
Jakarta:
Elex Media Komputindo,
2010.
Text.
Turabian Style
Seo, Chan Suk.
Why? Happy math 5.
Jakarta:
Elex Media Komputindo,
2010.
Print.