Gaya APA
Heo, Soon-Bong. (2009).
Why? Life Science .
jakarta:
PT Elex Media Komputindo.
Gaya Chicago
Heo, Soon-Bong.
Why? Life Science.
jakarta:
PT Elex Media Komputindo,
2009.
Text.
Gaya MLA
Heo, Soon-Bong.
Why? Life Science.
jakarta:
PT Elex Media Komputindo,
2009.
Text.
Gaya Turabian
Heo, Soon-Bong.
Why? Life Science.
jakarta:
PT Elex Media Komputindo,
2009.
Print.