APA Style
Heo, Soon Bong. (2010).
Why ? Happy Science .
Jakarta:
Elex Media Komputindo.
Chicago Style
Heo, Soon Bong.
Why ? Happy Science.
Jakarta:
Elex Media Komputindo,
2010.
Text.
MLA Style
Heo, Soon Bong.
Why ? Happy Science.
Jakarta:
Elex Media Komputindo,
2010.
Text.
Turabian Style
Heo, Soon Bong.
Why ? Happy Science.
Jakarta:
Elex Media Komputindo,
2010.
Print.