Gaya APA
Choi, Yeol. (2010).
Why? Environment= Lingkungan (Cet.1).
Jakarta:
Elex Media Komputindo.
Gaya Chicago
Choi, Yeol.
Why? Environment= Lingkungan.
Cet.1
Jakarta:
Elex Media Komputindo,
2010.
Text.
Gaya MLA
Choi, Yeol.
Why? Environment= Lingkungan.
Cet.1
Jakarta:
Elex Media Komputindo,
2010.
Text.
Gaya Turabian
Choi, Yeol.
Why? Environment= Lingkungan.
Cet.1
Jakarta:
Elex Media Komputindo,
2010.
Print.