Gaya APA
Cho, Young Seon. (2010).
Why? chemistry .
Jakarta:
Elek Media Komputindo.
Gaya Chicago
Cho, Young Seon.
Why? chemistry.
Jakarta:
Elek Media Komputindo,
2010.
Text.
Gaya MLA
Cho, Young Seon.
Why? chemistry.
Jakarta:
Elek Media Komputindo,
2010.
Text.
Gaya Turabian
Cho, Young Seon.
Why? chemistry.
Jakarta:
Elek Media Komputindo,
2010.
Print.