Gaya APA
heo,soon bong. (2011).
why? Traditional science .
jakarta:
PT Elex Media Komputindo.
Gaya Chicago
heo,soon bong.
why? Traditional science.
jakarta:
PT Elex Media Komputindo,
2011.
Text.
Gaya MLA
heo,soon bong.
why? Traditional science.
jakarta:
PT Elex Media Komputindo,
2011.
Text.
Gaya Turabian
heo,soon bong.
why? Traditional science.
jakarta:
PT Elex Media Komputindo,
2011.
Print.