Gaya APA
Freund, Jurgen, Chiu-Freund, Stella. (2011).
The coral triangle .
Jakarta:
WWF-Indonesia.
Gaya Chicago
Freund, Jurgen, Chiu-Freund, Stella.
The coral triangle.
Jakarta:
WWF-Indonesia,
2011.
Buku.
Gaya MLA
Freund, Jurgen, Chiu-Freund, Stella.
The coral triangle.
Jakarta:
WWF-Indonesia,
2011.
Buku.
Gaya Turabian
Freund, Jurgen, Chiu-Freund, Stella.
The coral triangle.
Jakarta:
WWF-Indonesia,
2011.
Buku.