Gaya APA
jeon, jae-woon. (2011).
why? experiment & observation .
Jakarta:
PT Elex Media Komputindo.
Gaya Chicago
jeon, jae-woon.
why? experiment & observation.
Jakarta:
PT Elex Media Komputindo,
2011.
Text.
Gaya MLA
jeon, jae-woon.
why? experiment & observation.
Jakarta:
PT Elex Media Komputindo,
2011.
Text.
Gaya Turabian
jeon, jae-woon.
why? experiment & observation.
Jakarta:
PT Elex Media Komputindo,
2011.
Print.