APA Style
Park, Sang-Wook, Irene Christin. (2009).
Why? Happy Math 2 .
Jakarta:
Elex Media Komputindo.
Chicago Style
Park, Sang-Wook, Irene Christin.
Why? Happy Math 2.
Jakarta:
Elex Media Komputindo,
2009.
Text.
MLA Style
Park, Sang-Wook, Irene Christin.
Why? Happy Math 2.
Jakarta:
Elex Media Komputindo,
2009.
Text.
Turabian Style
Park, Sang-Wook, Irene Christin.
Why? Happy Math 2.
Jakarta:
Elex Media Komputindo,
2009.
Print.