APA Style
Heo,Soon Bong, Christin,Irene. (2010).
Why? Lingkungan (Cet.1).
Jakarta:
Elex Media Komputindo.
Chicago Style
Heo,Soon Bong, Christin,Irene.
Why? Lingkungan.
Cet.1
Jakarta:
Elex Media Komputindo,
2010.
.
MLA Style
Heo,Soon Bong, Christin,Irene.
Why? Lingkungan.
Cet.1
Jakarta:
Elex Media Komputindo,
2010.
.
Turabian Style
Heo,Soon Bong, Christin,Irene.
Why? Lingkungan.
Cet.1
Jakarta:
Elex Media Komputindo,
2010.
.