APA Style
Geographic, N. (2006).
National Geographic: Siberut adakah jalan tengah antara eksploitasi dan pelestarian? .
Indonesia:
National Geographic.
MLA Style
Geographic, National.
"National Geographic: Siberut adakah jalan tengah antara eksploitasi dan pelestarian?".
Indonesia:
National Geographic,
2006.
Printed Book.