Gaya APA
Park, Sang-Wook. (2010).
Why ? Happy Math 4 .
Jakarta:
PT Elex Media Komputindo.
Gaya Chicago
Park, Sang-Wook.
Why ? Happy Math 4.
Jakarta:
PT Elex Media Komputindo,
2010.
Text.
Gaya MLA
Park, Sang-Wook.
Why ? Happy Math 4.
Jakarta:
PT Elex Media Komputindo,
2010.
Text.
Gaya Turabian
Park, Sang-Wook.
Why ? Happy Math 4.
Jakarta:
PT Elex Media Komputindo,
2010.
Print.