Gaya APA
Cho, Young Seon. (2011).
Why? future science .
Jakarta:
Elek Media Komputindo.
Gaya Chicago
Cho, Young Seon.
Why? future science.
Jakarta:
Elek Media Komputindo,
2011.
Text.
Gaya MLA
Cho, Young Seon.
Why? future science.
Jakarta:
Elek Media Komputindo,
2011.
Text.
Gaya Turabian
Cho, Young Seon.
Why? future science.
Jakarta:
Elek Media Komputindo,
2011.
Print.